Dr. Robert Johnson, MD
Germantown, TN 38138
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (268,265 CMS services/yr).
Precision genomic tumor profiling, immunotherapy & targeted infusion management (CPT 96413), IV iron repletion for refractory anemia, and thrombosis/clotting evaluations. Filter by your insurance carrier, state, or procedure below.
Germantown, TN 38138
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (268,265 CMS services/yr).
Pensacola, FL 32503
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (250,300 CMS services/yr).
Woodbury, NY 11797
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (113,809 CMS services/yr).
Scottsdale, AZ 85259
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (151,706 CMS services/yr).
Huntsville, AL 35805
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (147,486 CMS services/yr).
Norfolk, VA 23502
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (194,876 CMS services/yr).
Fort Smith, AR 72903
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (4,530 CMS services/yr).
Munster, IN 46321
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,456 CMS services/yr).
Terre Haute, IN 47802
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,141 CMS services/yr).
St Augustine, FL 32086
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (150,405 CMS services/yr).
Winter Park, FL 32789
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (135,926 CMS services/yr).
Birmingham, AL 35209
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (129,434 CMS services/yr).
Great Neck, NY 11021
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (19,705 CMS services/yr).
Sioux Falls, SD 57105
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,544 CMS services/yr).
Scottsdale, AZ 85258
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,175 CMS services/yr).
Coral Springs, FL 33065
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (146,331 CMS services/yr).
Vineland, NJ 08360
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (169,817 CMS services/yr).
New York, NY 10028
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (3,749 CMS services/yr).
Dallas, TX 75246
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (87,628 CMS services/yr).
Philadelphia, PA 19152
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,342 CMS services/yr).
Mineola, NY 11501
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,862 CMS services/yr).
Oklahoma City, OK 73142
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (1,184 CMS services/yr).
Burlington, MA 01805
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,092 CMS services/yr).
Berkeley Heights, NJ 07922
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (129,135 CMS services/yr).
Springfield, IL 62702
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (142,686 CMS services/yr).
Jacksonville, FL 32224
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (2,693 CMS services/yr).
Columbus, MS 39705
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (1,528 CMS services/yr).
Burleson, TX 76028
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (153,664 CMS services/yr).
Allentown, PA 18103
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (819 CMS services/yr).
Memphis, TN 38120
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (1,628 CMS services/yr).
Clermont, FL 34711
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (3,329 CMS services/yr).
Saint Louis, MO 63131
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (1,177 CMS services/yr).
Santa Cruz, CA 95065
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (178,697 CMS services/yr).
Milford, MA 01757
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (827 CMS services/yr).
Keller, TX 76248
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (81,470 CMS services/yr).
Bloomfield, NJ 07003
Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Precision genomic tumor profiling & subspecialty diagnostics (3,298 CMS services/yr).
Clinicians interrupt patients after a median of 11 seconds (J Gen Intern Med, PMID 29972200). Select your appointment reason below to generate your 1-page script:
"I have two specific goals for our 15 minutes today: first, my morning TSH is [X] mIU/L with persistent fatigue and cold intolerance, so I would like to evaluate Free T4, Free T3, TPO Antibodies, and Ferritin together; second, if we palpate any thyroid asymmetry, can we perform an in-office neck ultrasound (CPT 76536)?"
Confirms the endocrinologist images thyroid nodules themselves rather than sending you to a hospital radiology department.
Identifies structural thyroid specialists vs. general diabetes-only clinics.
Hold all Biotin (Vitamin B7) supplements for 72 hours before your blood draw so streptavidin assay interference does not create a false TSH/Free T4 reading.
"My recent HbA1c came back at [X]%. Today I want to check my Fasting Insulin to calculate HOMA-IR, discuss starting Extended-Release Metformin ER ($5.40/mo cash) or a 14-day Continuous Glucose Monitor trial (CPT 95251), and establish a 90-day re-test target below 5.4%."
Verifies the clinic actively prescribes and interprets Dexcom/Libre CGM sensor data.
Standard outpatient evaluation code; ask for transparent self-pay rates ($120–$180) if uninsured.
Bring a 3-day log of post-dinner fingerstick or CGM readings and confirm whether your pharmacy filled Metformin ER (Extended-Release) rather than immediate-release.
"My 7-day rested home blood pressure averages [X/Y] mmHg and my LDL-C is [Z] mg/dL. Today I would like to review my home cuff log against office white-coat readings, order direct Apolipoprotein B (ApoB) and one-time genetic Lipoprotein(a), and decide if a CAC score or low-dose statin/ARB is warranted."
Assesses left ventricular wall thickness and valve function directly in the cardiology suite.
Baseline rhythm and conduction screen prior to antihypertensive titration.
Bring your physical home upper-arm BP cuff to the clinic to validate calibration, along with a 7-day written morning/evening seated average.
"Even though my hemoglobin is normal, my Serum Ferritin is [X] ng/mL and I am experiencing persistent fatigue and hair shedding. Can we check a fasting Iron Panel with Transferrin Saturation (TSAT), rule out celiac/GI malabsorption, and target a Ferritin above 50–75 ng/mL?"
Confirms the hematology clinic can administer IV iron when oral iron fails or causes GI distress.
Tracks mean corpuscular volume (MCV) and early reticulocyte hemoglobin response.
Stop oral iron supplements for 24 hours before drawing a fasting morning Serum Iron and TSAT panel so circulating pill iron does not skew saturation.
"I have had [reflux / bloating / unexplained low ferritin] for [X] months. Today I want to distinguish upper GI mucosal issues from functional motility, review a step-down plan so I am not stuck on a PPI indefinitely, and verify whether you perform diagnostic EGD (CPT 43239) or colonoscopy (CPT 45385) at an ambulatory center."
High annual CPT 45385 volume (>300/yr) correlates with higher adenoma detection rates and safer polypectomy.
Rules out Barrett esophagus, H. pylori gastritis, and duodenal celiac villous atrophy.
Always request an Ambulatory Surgery Center (ASC) facility quote rather than a hospital outpatient department (HOPD) for endoscopy/colonoscopy to save $1,200–$2,400 in facility fees.
General directory listings show what a doctor claims to treat, whereas federal CMS Medicare Part B claims reveal what they actually perform every week. For example, seeing an endocrinologist who performs 400+ in-office thyroid neck ultrasounds (CPT 76536) per year or a gastroenterologist in the top decile for adenoma detection colonoscopy (CPT 45385) prevents unnecessary outside imaging referrals and repeat appointments.
Large hospital networks often bill tens of thousands of automated lab draws or vaccination claims under a single department chair NPI. Our directory triage engine isolates individual practicing clinicians (300 to 4,500 Medicare beneficiaries/year) and requires a minimum 4.2-star verified Google patient consensus with at least 15 reviews for default showcase rankings.
The GreatDoc™ rating—calculated by the Proprietary DotMD™ J3 Model—audits patient reviews across clinical diagnostic accuracy, unhurried listening, and procedure skill while flagging administrative friction points (such as $250 annual clinic fees, parking validation costs, or phone hold times) so you know exactly what to expect before walking into the waiting room.
Every flagship physician profile on dotMD includes an interactive Insurance Network & Cash-Rate Checker covering Original Medicare Part B, Medicare Advantage, BlueCross BlueShield, Aetna, Cigna, UnitedHealthcare, and regional PPO/HMO plans—plus the exact CMS geo-adjusted CPT 99204 self-pay cash rate ($195–$260) and 3-question script to verify network participation with the billing desk.