IndividualActive
William Muller, M.D.
NPI 1891758090 · Internal Medicine Physician · Uxbridge, MA
William Muller, M.D. is a Internal Medicine Physician provider in Uxbridge, MA (NPI 1891758090).
Provider details
- NPI number
- 1891758090
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 55642 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
281 E Hartford Ave
Uxbridge, MA 01569-1278
Phone: (508) 278-5573
Fax: (508) 278-0347
Street-level locationGet directions
Mailing address
Po Box 415348
Boston, MA 02241-5348
Registry dates
- Enumerated
- 2006-04-10
- Last updated
- 2010-04-30
Frequently asked questions
- What is William Muller's NPI number?
- William Muller's National Provider Identifier (NPI) is 1891758090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Muller's specialty?
- William Muller is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Muller located?
- William Muller's practice location on file with NPPES is 281 E Hartford Ave, Uxbridge, MA 01569-1278.
- What is William Muller's phone number?
- The practice phone number listed in the NPPES registry for William Muller is (508) 278-5573.
- Is William Muller's NPI active?
- Yes — William Muller's NPI (1891758090) is active in the NPPES registry as of the last update on 2010-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.