Matthew Petersen, MD
NPI 1629565767 · Internal Medicine Physician · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Petersen, MD is a Internal Medicine Physician provider in Washington, DC (NPI 1629565767).
Provider details
- NPI number
- 1629565767
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2018-04-14
- Last updated
- 2021-03-19
- Certified
- 2021-02-28
Frequently asked questions
- What is Matthew Petersen's NPI number?
- Matthew Petersen's National Provider Identifier (NPI) is 1629565767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Petersen's specialty?
- Matthew Petersen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Petersen located?
- Matthew Petersen's practice location on file with NPPES is 2150 Pennsylvania Ave Nw, Washington, DC 20037-3201.
- What is Matthew Petersen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Petersen is (202) 741-3000.
- Does Matthew Petersen accept Medicare?
- Matthew Petersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Petersen's NPI active?
- Yes — Matthew Petersen's NPI (1629565767) is active in the NPPES registry as of the last update on 2021-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.