Deborah Griffin, N.P.
NPI 1922174309 · Gerontology Nurse Practitioner · Petoskey, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deborah Griffin, N.P. is a Gerontology Nurse Practitioner provider in Petoskey, MI (NPI 1922174309).
Provider details
- NPI number
- 1922174309
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 4704127472 (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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 41 | 17 |
| Acalabrutinib Maleatebrand: Calquence | 30 | — |
| Tamoxifen Citrate | 21 | — |
| Palbociclibbrand: Ibrance | 19 | — |
| Hydroxyurea | 18 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 18 | — |
| Prednisone | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,955 across 86 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Deborah Griffin's NPI number?
- Deborah Griffin's National Provider Identifier (NPI) is 1922174309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Griffin's specialty?
- Deborah Griffin is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Deborah Griffin located?
- Deborah Griffin's practice location on file with NPPES is 560 W Mitchell St, Petoskey, MI 49770-2275.
- What is Deborah Griffin's phone number?
- The practice phone number listed in the NPPES registry for Deborah Griffin is (231) 487-3390.
- Does Deborah Griffin accept Medicare?
- Deborah Griffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deborah Griffin's NPI active?
- Yes — Deborah Griffin's NPI (1922174309) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.