Frances Grill, FNP
NPI 1679790174 · Family Nurse Practitioner · Willcox, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frances Grill, FNP is a Family Nurse Practitioner provider in Willcox, AZ (NPI 1679790174).
Provider details
- NPI number
- 1679790174
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP0887 (AZ)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,373 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 380 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 201 | $105 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 135 | $15 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 133 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 126 | $106 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 115 | 32 |
| Levothyroxine Sodium | 110 | 32 |
| Gabapentin | 92 | 28 |
| Amlodipine Besylate | 92 | 29 |
| Atorvastatin Calcium | 88 | 27 |
| Losartan Potassium | 77 | 25 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-19
- Last updated
- 2011-11-04
Frequently asked questions
- What is Frances Grill's NPI number?
- Frances Grill's National Provider Identifier (NPI) is 1679790174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Grill's specialty?
- Frances Grill is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frances Grill located?
- Frances Grill's practice location on file with NPPES is 801 W Rex Allen Dr, Willcox, AZ 85643-1129.
- What is Frances Grill's phone number?
- The practice phone number listed in the NPPES registry for Frances Grill is (520) 766-5000.
- Does Frances Grill accept Medicare?
- Frances Grill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frances Grill's NPI active?
- Yes — Frances Grill's NPI (1679790174) is active in the NPPES registry as of the last update on 2011-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.