William Vercio, M.D.
NPI 1962658922 · Specialist · Tamuning, GU
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Vercio, M.D. is a Specialist provider in Tamuning, GU (NPI 1962658922).
Provider details
- NPI number
- 1962658922
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M-973 (GU)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-08-11
- Last updated
- 2008-08-11
Frequently asked questions
- What is William Vercio's NPI number?
- William Vercio's National Provider Identifier (NPI) is 1962658922, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Vercio's specialty?
- William Vercio is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is William Vercio located?
- William Vercio's practice location on file with NPPES is 548 S Marine Corps Dr, Tamuning, GU 96913-3539.
- What is William Vercio's phone number?
- The practice phone number listed in the NPPES registry for William Vercio is (671) 646-5824.
- Does William Vercio accept Medicare?
- William Vercio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Vercio's NPI active?
- Yes — William Vercio's NPI (1962658922) is active in the NPPES registry as of the last update on 2008-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.