Thomas Petroff, DO
NPI 1578542452 · Obstetrics & Gynecology Physician · Okemos, MI
Thomas Petroff, DO is a Obstetrics & Gynecology Physician provider in Okemos, MI (NPI 1578542452).
Provider details
- NPI number
- 1578542452
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- License
- 5101011412 (MI)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-01-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thomas Petroff's NPI number?
- Thomas Petroff's National Provider Identifier (NPI) is 1578542452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Petroff's specialty?
- Thomas Petroff is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Petroff located?
- Thomas Petroff's practice location on file with NPPES is 2445 Jolly Rd, Okemos, MI 48864-4590.
- What is Thomas Petroff's phone number?
- The practice phone number listed in the NPPES registry for Thomas Petroff is (517) 347-4040.
- Is Thomas Petroff's NPI active?
- Yes — Thomas Petroff's NPI (1578542452) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.