IndividualActive
Michael Yellin, MD
NPI 1164741641 · Rheumatology Physician · Montclair, NJ
Michael Yellin, MD is a Rheumatology Physician provider in Montclair, NJ (NPI 1164741641).
Provider details
- NPI number
- 1164741641
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA08368400 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
138 Buckingham Rd
Montclair, NJ 07043-2307
Phone: (973) 744-7093
Fax: (203) 764-2416
Street-level locationGet directions
Mailing address
138 Buckingham Rd
Montclair, NJ 07043-2307
Registry dates
- Enumerated
- 2010-05-24
- Last updated
- 2010-05-24
Frequently asked questions
- What is Michael Yellin's NPI number?
- Michael Yellin's National Provider Identifier (NPI) is 1164741641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Yellin's specialty?
- Michael Yellin is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Yellin located?
- Michael Yellin's practice location on file with NPPES is 138 Buckingham Rd, Montclair, NJ 07043-2307.
- What is Michael Yellin's phone number?
- The practice phone number listed in the NPPES registry for Michael Yellin is (973) 744-7093.
- Is Michael Yellin's NPI active?
- Yes — Michael Yellin's NPI (1164741641) is active in the NPPES registry as of the last update on 2010-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.