Jonathan Mezrich, M.D.
NPI 1700010774 · Diagnostic Radiology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Mezrich, M.D. is a Diagnostic Radiology Physician provider in Baltimore, MD (NPI 1700010774).
Provider details
- NPI number
- 1700010774
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0074492 (MD)
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
17 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
2,096 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, 2 Views71046 | 369 | $11 |
| Ct Scan Head Or Brain Without Contrast70450 | 359 | $39 |
| X-Ray of Chest, 1 View71045 | 258 | $9 |
| Ct Scan of Upper Spine Without Contrast72125 | 185 | $47 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 174 | $87 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 80 | $87 |
| X-Ray of Pelvis, 1-2 Views |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-06
- Last updated
- 2015-04-20
Frequently asked questions
- What is Jonathan Mezrich's NPI number?
- Jonathan Mezrich's National Provider Identifier (NPI) is 1700010774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Mezrich's specialty?
- Jonathan Mezrich is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Mezrich located?
- Jonathan Mezrich's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is Jonathan Mezrich's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Mezrich is (410) 916-5271.
- Does Jonathan Mezrich accept Medicare?
- Jonathan Mezrich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Mezrich's NPI active?
- Yes — Jonathan Mezrich's NPI (1700010774) is active in the NPPES registry as of the last update on 2015-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.