Donald Aspenson, M.D.
NPI 1225008550 · Endocrinology, Diabetes & Metabolism Physician · Tulsa, OK
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Aspenson, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Tulsa, OK (NPI 1225008550).
Provider details
- NPI number
- 1225008550
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23817 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
- 2006-01-26
- Last updated
- 2025-09-30
- Certified
- 2025-09-30
Frequently asked questions
- What is Donald Aspenson's NPI number?
- Donald Aspenson's National Provider Identifier (NPI) is 1225008550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Aspenson's specialty?
- Donald Aspenson is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Aspenson located?
- Donald Aspenson's practice location on file with NPPES is 8921 S Mingo Rd, Tulsa, OK 74133-5841.
- What is Donald Aspenson's phone number?
- The practice phone number listed in the NPPES registry for Donald Aspenson is (888) 397-8387.
- Does Donald Aspenson accept Medicare?
- Donald Aspenson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Aspenson's NPI active?
- Yes — Donald Aspenson's NPI (1225008550) is active in the NPPES registry as of the last update on 2025-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.