Dr. Douglas Isenstein, MD
1800 Tree Lane Road, Suite 200, Snellville, GA 30078 • +1-275-555-2713
Medical Education: Accredited U.S. Medical School (Class of 2014)
What This Doctor Actually Performs: CMS Medicare Utilization & Snellville Percentiles
NPI #1528148400 • CBSA Regional • Pulmonary Disease
Dr. Douglas Isenstein, MD (NPI #1528148400) practices Pulmonary Disease in Snellville, GA (30078) with sub-specialty concentration in 27 Active CMS HCPCS Codes, recording 1,504 annual CMS services across 312 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (40th Snellville percentile) (-0.29σ vs GA state mean, 50.52th statewide percentile).
Fee-schedule auditing of NPI 1528148400 highlights 617 annual claims for 99214 (40th Snellville percentile; $117–$160 self-pay corridor) plus 346 encounters under 94060 and 256 under 94729.
For out-of-network patients contacting +1-275-555-2713, Dr. Isenstein's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.68/5 composite reality score over 7 submissions).
Patients evaluating Dr. Douglas Isenstein in ZIP 30078 note 12 years of post-doctoral tenure (null, 2014) alongside 4.8 annual CMS procedures per patient.
Compared against Snellville, GA Pulmonary Disease peers
1,504 annual services across 312 beneficiaries
Standard deviations from GA Pulmonary Disease mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Pulmonary, Asthma & COPD Management | 617 | 40th | $117 – $160 |
| 94060 | Pre- & Post-Bronchodilator Spirometry Airflow Evaluation | 346 | 40th | $76 – $105 |
| 94729 | Alveolar Carbon Monoxide Diffusing Capacity (DLCO) | 256 | 38th | $69 – $95 |
| 95810 | Attended Sleep Apnea Polysomnography Interpretation | 165 | 41th | $214 – $293 |
| 99204 | Comprehensive New Patient Respiratory & Sleep Workup | 120 | 44th | $165 – $226 |
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Dr. Douglas Isenstein, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Isenstein National Provider Identifier | NPI #1528148400 (MD) | CMS NPPES Registry (30078) |
| Dr. Isenstein Snellville CMS Volume Rank | 40.00th Pct (1,504 CMS svcs; Z -0.287σ) | CMS Medicare Part B (GA Pulmonary Disease) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Snellville, GA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.73/5 Listening • 4.94/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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