Marc Simmons, MD
NPI 1841208386 · Diagnostic Radiology Physician · New York, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Simmons, MD is a Diagnostic Radiology Physician provider in New York, NY (NPI 1841208386).
Provider details
- NPI number
- 1841208386
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 177239 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,816 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) |
|---|---|---|
| Ct Scan of Chest With Contrast71260 | 603 | $56 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 579 | $90 |
| Ct Scan of Chest Without Contrast71250 | 204 | $53 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 109 | $28 |
| X-Ray of Chest, 2 Views71046 | 81 | $11 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 73 | $86 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-03
- Last updated
- 2015-04-07
Frequently asked questions
- What is Marc Simmons's NPI number?
- Marc Simmons's National Provider Identifier (NPI) is 1841208386, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Simmons's specialty?
- Marc Simmons is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Simmons located?
- Marc Simmons's practice location on file with NPPES is 1275 York Ave, New York, NY 10021-6007.
- What is Marc Simmons's phone number?
- The practice phone number listed in the NPPES registry for Marc Simmons is (212) 639-2000.
- Does Marc Simmons accept Medicare?
- Marc Simmons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Simmons's NPI active?
- Yes — Marc Simmons's NPI (1841208386) is active in the NPPES registry as of the last update on 2015-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.