John Cohen, MD
NPI 1144310129 · Orthopaedic Surgery Physician · Washington, DC
John Cohen, MD is a Orthopaedic Surgery Physician provider in Washington, DC (NPI 1144310129).
Provider details
- NPI number
- 1144310129
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD11756 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-10-13
- Last updated
- 2010-09-22
Frequently asked questions
- What is John Cohen's NPI number?
- John Cohen's National Provider Identifier (NPI) is 1144310129, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cohen's specialty?
- John Cohen is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Cohen located?
- John Cohen's practice location on file with NPPES is 600 Pennsylvania Ave Se, Washington, DC 20003-4316.
- What is John Cohen's phone number?
- The practice phone number listed in the NPPES registry for John Cohen is (202) 544-5858.
- Is John Cohen's NPI active?
- Yes — John Cohen's NPI (1144310129) is active in the NPPES registry as of the last update on 2010-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.