Michael Merwin, MD
NPI 1326158445 · Anatomic Pathology & Clinical Pathology Physician · Oroville, CA
Michael Merwin, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Oroville, CA (NPI 1326158445).
Provider details
- NPI number
- 1326158445
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 84219 (NM)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-08-30
- Last updated
- 2014-02-28
Frequently asked questions
- What is Michael Merwin's NPI number?
- Michael Merwin's National Provider Identifier (NPI) is 1326158445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Merwin's specialty?
- Michael Merwin is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Merwin located?
- Michael Merwin's practice location on file with NPPES is 2767 Olive Highway, Oroville, CA 95966-6118.
- What is Michael Merwin's phone number?
- The practice phone number listed in the NPPES registry for Michael Merwin is (530) 532-8320.
- Is Michael Merwin's NPI active?
- Yes — Michael Merwin's NPI (1326158445) is active in the NPPES registry as of the last update on 2014-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.