Dr. Marcella Walker, MD
180 Fort Washington Ave, New York, NY 10032 • +1-738-555-5725
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & New York Percentiles
NPI #1003989211 • CBSA 35620 • Endocrinology
Anchored in New York, NY 10032, Dr. Marcella Walker, MD (NPI 1003989211) logged 1,923 annual procedures (mid-cohort balanced caseload (62.32th New York percentile), 45.27th NY percentile, -0.32σ) with sub-specialty concentration in 13 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1003989211 highlights 846 annual claims for 99214 (62.32th New York percentile; $111–$152 self-pay corridor) plus 423 encounters under 95251 and 308 under 76536.
Direct cash-pay transparency modeling sets Dr. Walker's baseline new-consult rate near $239.00 in New York, NY (cash-pay accepted, in-person clinic visits only, 12-minute average reception wait).
Clinical background for Dr. Walker (MD, NPI #1003989211) includes accredited doctoral training (2013, 13 yrs in practice) and dedicated on-site consultations at 180 Fort Washington Ave.
Compared against New York, NY Endocrinology peers
1,923 annual services across 1,033 beneficiaries
Standard deviations from NY Endocrinology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Complex Endocrine, Thyroid & Metabolic Biomarker Management | 846 | 62.32th | $111 – $152 |
| 95251 | Ambulatory Continuous Glucose Monitoring (CGM) Data Analysis | 423 | 57.32th | $69 – $95 |
| 76536 | High-Resolution Thyroid & Parathyroid Neck Ultrasound | 308 | 60.32th | $134 – $183 |
| 99204 | Comprehensive New Patient Endocrine & Hormone Workup | 231 | 58.32th | $152 – $208 |
| 99215 | High-Complexity Multi-Hormone & Insulin Pump Titration | 115 | 64.32th | $171 – $234 |
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Dr. Marcella Walker, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Walker National Provider Identifier | NPI #1003989211 (MD) | CMS NPPES Registry (10032) |
| Dr. Walker New York CMS Volume Rank | 62.32th Pct (1,923 CMS svcs; Z -0.318σ) | CMS Medicare Part B (NY Endocrinology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (New York, NY) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.60/5 Listening • 4.80/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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