James Winthrop, M.D.
NPI 1770510711 · Diagnostic Radiology Physician · Baltimore, MD
James Winthrop, M.D. is a Diagnostic Radiology Physician provider in Baltimore, MD (NPI 1770510711).
Provider details
- NPI number
- 1770510711
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0039203 (MD)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2014-01-16
Frequently asked questions
- What is James Winthrop's NPI number?
- James Winthrop's National Provider Identifier (NPI) is 1770510711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Winthrop's specialty?
- James Winthrop is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Winthrop located?
- James Winthrop's practice location on file with NPPES is 7253 Ambassador Rd, Baltimore, MD 21244-2710.
- What is James Winthrop's phone number?
- The practice phone number listed in the NPPES registry for James Winthrop is (443) 436-1116.
- Is James Winthrop's NPI active?
- Yes — James Winthrop's NPI (1770510711) is active in the NPPES registry as of the last update on 2014-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.