Stefan Muzin, MD
NPI 1194911545 · Physical Medicine & Rehabilitation Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefan Muzin, MD is a Physical Medicine & Rehabilitation Physician provider in Worcester, MA (NPI 1194911545).
Provider details
- NPI number
- 1194911545
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 240592 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-09-19
- Last updated
- 2009-06-16
Frequently asked questions
- What is Stefan Muzin's NPI number?
- Stefan Muzin's National Provider Identifier (NPI) is 1194911545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stefan Muzin's specialty?
- Stefan Muzin is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Stefan Muzin located?
- Stefan Muzin's practice location on file with NPPES is 119 Belmont St, Worcester, MA 01605-2903.
- What is Stefan Muzin's phone number?
- The practice phone number listed in the NPPES registry for Stefan Muzin is (888) 244-6094.
- Does Stefan Muzin accept Medicare?
- Stefan Muzin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stefan Muzin's NPI active?
- Yes — Stefan Muzin's NPI (1194911545) is active in the NPPES registry as of the last update on 2009-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.