Jonathan Larson, M.D.
NPI 1639516503 · Diagnostic Radiology Physician · New York, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Larson, M.D. is a Diagnostic Radiology Physician provider in New York, NY (NPI 1639516503).
Provider details
- NPI number
- 1639516503
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DR.0076722 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,002 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 509 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 283 | $42 |
| X-Ray of Chest, 2 Views71046 | 147 | $11 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 81 | $92 |
| Ct Scan of Upper Spine Without Contrast72125 | 60 | $50 |
| Mri Scan of Brain Without Contrast70551 | 59 | $75 |
Practice location
Mailing address
Additional practice locations (2)
- 1501 E 3rd StDelta, CO 81416-2815Phone: (970) 874-7681
- 1000 10th AveNew York, NY 10019-1147Phone: (860) 214-4650
Registry dates
- Enumerated
- 2013-05-31
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is Jonathan Larson's NPI number?
- Jonathan Larson's National Provider Identifier (NPI) is 1639516503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Larson's specialty?
- Jonathan Larson is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Larson located?
- Jonathan Larson's practice location on file with NPPES is 1 Gustave L Levy Pl Dept of, New York, NY 10029.
- What is Jonathan Larson's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Larson is (860) 214-4650.
- Does Jonathan Larson accept Medicare?
- Jonathan Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Larson's NPI active?
- Yes — Jonathan Larson's NPI (1639516503) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.