Jon Penhorwood, PA
NPI 1457772444 · Physician Assistant · Holland, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jon Penhorwood, PA is a Physician Assistant provider in Holland, MI (NPI 1457772444).
Provider details
- NPI number
- 1457772444
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 5601006901 (MI)
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
12 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
- 2013-12-18
- Last updated
- 2013-12-18
Frequently asked questions
- What is Jon Penhorwood's NPI number?
- Jon Penhorwood's National Provider Identifier (NPI) is 1457772444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Penhorwood's specialty?
- Jon Penhorwood is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jon Penhorwood located?
- Jon Penhorwood's practice location on file with NPPES is 602 Michigan Ave, Holland, MI 49423-4918.
- What is Jon Penhorwood's phone number?
- The practice phone number listed in the NPPES registry for Jon Penhorwood is (616) 546-4950.
- Does Jon Penhorwood accept Medicare?
- Jon Penhorwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jon Penhorwood's NPI active?
- Yes — Jon Penhorwood's NPI (1457772444) is active in the NPPES registry as of the last update on 2013-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.