Willard Perez, MD
NPI 1255370227 · Internal Medicine Physician · Altus, OK
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Willard Perez, MD is a Internal Medicine Physician provider in Altus, OK (NPI 1255370227).
Provider details
- NPI number
- 1255370227
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24679 (OK)
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
- 2006-06-05
- Last updated
- 2016-02-08
Frequently asked questions
- What is Willard Perez's NPI number?
- Willard Perez's National Provider Identifier (NPI) is 1255370227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willard Perez's specialty?
- Willard Perez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Willard Perez located?
- Willard Perez's practice location on file with NPPES is 201 S Park Ln, Altus, OK 73521-5733.
- What is Willard Perez's phone number?
- The practice phone number listed in the NPPES registry for Willard Perez is (580) 482-9020.
- Does Willard Perez accept Medicare?
- Willard Perez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Willard Perez's NPI active?
- Yes — Willard Perez's NPI (1255370227) is active in the NPPES registry as of the last update on 2016-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.