Gary Hassmann, MD
NPI 1467770610 · Orthopaedic Surgery Physician · Tulsa, OK
Gary Hassmann, MD is a Orthopaedic Surgery Physician provider in Tulsa, OK (NPI 1467770610).
Provider details
- NPI number
- 1467770610
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17579 (OK)
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
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
Mailing address
Registry dates
- Enumerated
- 2010-05-12
- Last updated
- 2010-05-12
Frequently asked questions
- What is Gary Hassmann's NPI number?
- Gary Hassmann's National Provider Identifier (NPI) is 1467770610, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Hassmann's specialty?
- Gary Hassmann is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Hassmann located?
- Gary Hassmann's practice location on file with NPPES is 8206 East 74th Court, Tulsa, OK 74133.
- What is Gary Hassmann's phone number?
- The practice phone number listed in the NPPES registry for Gary Hassmann is (918) 774-9304.
- Is Gary Hassmann's NPI active?
- Yes — Gary Hassmann's NPI (1467770610) is active in the NPPES registry as of the last update on 2010-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.