Gary Parenteau, MD
NPI 1508841172 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Lima, OH
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Parenteau, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Lima, OH (NPI 1508841172).
Provider details
- NPI number
- 1508841172
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35071085P (OH)
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
3 documented practice locations
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
Additional practice locations (2)
- 1900 S Main StCds Room 3349Findlay, OH 45840-1214Phone: (419) 423-3188
- 3000 Arlington AveToledo, OH 43614-2598Phone: (419) 383-5150Fax: (419) 383-3149
Registry dates
- Enumerated
- 2005-12-07
- Last updated
- 2020-11-05
- Certified
- 2020-11-05
Frequently asked questions
- What is Gary Parenteau's NPI number?
- Gary Parenteau's National Provider Identifier (NPI) is 1508841172, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Parenteau's specialty?
- Gary Parenteau is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Parenteau located?
- Gary Parenteau's practice location on file with NPPES is 730 W Market St Ste 2k, Lima, OH 45801-4602.
- What is Gary Parenteau's phone number?
- The practice phone number listed in the NPPES registry for Gary Parenteau is (419) 996-4011.
- Does Gary Parenteau accept Medicare?
- Gary Parenteau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Parenteau's NPI active?
- Yes — Gary Parenteau's NPI (1508841172) is active in the NPPES registry as of the last update on 2020-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.