Mary Nelson, DO
NPI 1134665797 · Pediatrics Physician · Altus, OK
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Nelson, DO is a Pediatrics Physician provider in Altus, OK (NPI 1134665797).
Provider details
- NPI number
- 1134665797
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- DO.2405 (AL)
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
9 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
- 2017-01-06
- Last updated
- 2026-05-01
- Certified
- 2026-05-01
Frequently asked questions
- What is Mary Nelson's NPI number?
- Mary Nelson's National Provider Identifier (NPI) is 1134665797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Nelson's specialty?
- Mary Nelson is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Nelson located?
- Mary Nelson's practice location on file with NPPES is 301 N 1st St Bldg 46, Altus, OK 73523-5004.
- What is Mary Nelson's phone number?
- The practice phone number listed in the NPPES registry for Mary Nelson is (580) 481-5623.
- Does Mary Nelson accept Medicare?
- Mary Nelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Nelson's NPI active?
- Yes — Mary Nelson's NPI (1134665797) is active in the NPPES registry as of the last update on 2026-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.