Dr. Nereida Diaz-Johnson, MD
2401 Morris Ave, Union, NJ 07083 • +1-312-555-9634
Medical Education: Accredited U.S. Medical School (Class of 2007)
What This Doctor Actually Performs: CMS Medicare Utilization & Union Percentiles
NPI #1013939917 • CBSA Regional • Internal Medicine
CMS Medicare Part B utilization records credit Dr. Nereida Diaz-Johnson (MD, NPI 1013939917) at 2401 Morris Ave in Union with 1,326 annual clinical services (156 beneficiaries), corresponding to a -0.22σ regional deviation and mid-cohort balanced caseload (35.29th Union percentile) with sub-specialty concentration in 38 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 2401 Morris Ave shows Dr. Nereida Diaz-Johnson's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 475x/yr, 35.29th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 274x/yr, $77–$106).
For out-of-network patients contacting +1-312-555-9634, Dr. Diaz-Johnson's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.87/5 composite reality score over 6 submissions).
From 2401 Morris Ave in Union (+1-312-555-9634), Dr. Diaz-Johnson, MD (19-year clinical track record) delivers 38 Active CMS HCPCS Codes care.
Compared against Union, NJ Internal Medicine peers
1,326 annual services across 156 beneficiaries
Standard deviations from NJ Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 475 | 35.29th | $101 – $138 |
| 99213 | Established Preventive & Chronic Care Visit | 274 | 32.29th | $77 – $106 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 137 | 37.29th | $37 – $52 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 106 | 35.29th | $119 – $163 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 63 | 31.29th | $141 – $193 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (38 HCPCS billing breadth) | 271 | 35.29th | $91 – $132 |
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Dr. Nereida Diaz-Johnson, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Diaz-Johnson National Provider Identifier | NPI #1013939917 (MD) | CMS NPPES Registry (07083) |
| Dr. Diaz-Johnson Union CMS Volume Rank | 35.29th Pct (1,326 CMS svcs; Z -0.224σ) | CMS Medicare Part B (NJ Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Union, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.94/5 Listening • 4.61/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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