Erin Armstrong, PA
NPI 1700755766 · Physician Assistant · Chickasha, OK
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Armstrong, PA is a Physician Assistant provider in Chickasha, OK (NPI 1700755766).
Provider details
- NPI number
- 1700755766
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-10-30
- Last updated
- 2026-02-18
- Certified
- 2026-02-18
Frequently asked questions
- What is Erin Armstrong's NPI number?
- Erin Armstrong's National Provider Identifier (NPI) is 1700755766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Armstrong's specialty?
- Erin Armstrong is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Armstrong located?
- Erin Armstrong's practice location on file with NPPES is 2100 W Iowa Ave, Chickasha, OK 73018-2736.
- What is Erin Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Erin Armstrong is (405) 224-2100.
- Does Erin Armstrong accept Medicare?
- Erin Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Armstrong's NPI active?
- Yes — Erin Armstrong's NPI (1700755766) is active in the NPPES registry as of the last update on 2026-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.