Diane Billmyer, P.A.
NPI 1891729224 · Physician Assistant · Mount Pleasant, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Billmyer, P.A. is a Physician Assistant provider in Mount Pleasant, WI (NPI 1891729224).
Provider details
- NPI number
- 1891729224
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Female
- Sole proprietor
- No
- License
- 910 (WI)
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
19 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
- 2006-07-10
- Last updated
- 2024-01-22
- Certified
- 2024-01-22
Frequently asked questions
- What is Diane Billmyer's NPI number?
- Diane Billmyer's National Provider Identifier (NPI) is 1891729224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Billmyer's specialty?
- Diane Billmyer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Billmyer located?
- Diane Billmyer's practice location on file with NPPES is 13250 Washington Ave, Mount Pleasant, WI 53177-1516.
- What is Diane Billmyer's phone number?
- The practice phone number listed in the NPPES registry for Diane Billmyer is (888) 720-2012.
- Does Diane Billmyer accept Medicare?
- Diane Billmyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Billmyer's NPI active?
- Yes — Diane Billmyer's NPI (1891729224) is active in the NPPES registry as of the last update on 2024-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.