Michael Zigelman, MD
NPI 1003276494 · Internal Medicine Physician · Arroyo Grande, CA
Michael Zigelman, MD is a Internal Medicine Physician provider in Arroyo Grande, CA (NPI 1003276494).
Provider details
- NPI number
- 1003276494
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G32290 (CA)
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
10 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
- 2016-02-29
- Last updated
- 2016-02-29
Frequently asked questions
- What is Michael Zigelman's NPI number?
- Michael Zigelman's National Provider Identifier (NPI) is 1003276494, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Zigelman's specialty?
- Michael Zigelman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Zigelman located?
- Michael Zigelman's practice location on file with NPPES is 189 Vista Dr, Arroyo Grande, CA 93420-1407.
- What is Michael Zigelman's phone number?
- The practice phone number listed in the NPPES registry for Michael Zigelman is (805) 489-9040.
- Is Michael Zigelman's NPI active?
- Yes — Michael Zigelman's NPI (1003276494) is active in the NPPES registry as of the last update on 2016-02-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.