Warren Groff, MD
NPI 1558348110 · Family Medicine Physician · Callahan, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Warren Groff, MD is a Family Medicine Physician provider in Callahan, FL (NPI 1558348110).
Provider details
- NPI number
- 1558348110
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME62728 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 93 | 52 |
| Amlodipine Besylate | 81 | 52 |
| Gabapentin | 72 | 34 |
| Lisinopril | 70 | 41 |
| Levothyroxine Sodium | 70 | 46 |
| Losartan Potassium | 58 | 38 |
| Alprazolam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$75 across 3 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
- 2005-12-27
- Last updated
- 2018-12-28
Frequently asked questions
- What is Warren Groff's NPI number?
- Warren Groff's National Provider Identifier (NPI) is 1558348110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Groff's specialty?
- Warren Groff is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Warren Groff located?
- Warren Groff's practice location on file with NPPES is 45465 Fifth Ave, Callahan, FL 32011-3901.
- What is Warren Groff's phone number?
- The practice phone number listed in the NPPES registry for Warren Groff is (904) 879-4544.
- Does Warren Groff accept Medicare?
- Warren Groff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Warren Groff's NPI active?
- Yes — Warren Groff's NPI (1558348110) is active in the NPPES registry as of the last update on 2018-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.