James Underwood, MD
NPI 1629634563 · Obstetrics & Gynecology Physician · Anchorage, AK
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Underwood, MD is a Obstetrics & Gynecology Physician provider in Anchorage, AK (NPI 1629634563).
Provider details
- NPI number
- 1629634563
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology 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 tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,547 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 8901 Wisconsin AveBethesda, MD 20889-0004Phone: (301) 319-8278
Registry dates
- Enumerated
- 2019-05-16
- Last updated
- 2023-08-11
- Certified
- 2023-08-11
Frequently asked questions
- What is James Underwood's NPI number?
- James Underwood's National Provider Identifier (NPI) is 1629634563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Underwood's specialty?
- James Underwood is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is James Underwood located?
- James Underwood's practice location on file with NPPES is 4441 Diplomacy Dr, Anchorage, AK 99508-5910.
- What is James Underwood's phone number?
- The practice phone number listed in the NPPES registry for James Underwood is (907) 729-8901.
- Does James Underwood accept Medicare?
- James Underwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Underwood's NPI active?
- Yes — James Underwood's NPI (1629634563) is active in the NPPES registry as of the last update on 2023-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.