Johnna Grimes, AGACNP-BC
NPI 1679934632 · Acute Care Nurse Practitioner · Madison, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johnna Grimes, AGACNP-BC is a Acute Care Nurse Practitioner provider in Madison, AL (NPI 1679934632).
Provider details
- NPI number
- 1679934632
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 21051 (TN)
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 tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
505 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 421 | $99 |
| Physician Or Allowed Practitioner Re-Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians aG0179 | 34 | $32 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 19 | $41 |
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 18 | $145 |
| Residence Visit for New Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99344 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 76 | 23 |
| Atorvastatin Calcium | 74 | 13 |
| Levothyroxine Sodium | 72 | 15 |
| Potassium Chloride | 71 | 12 |
| Sertraline Hcl | 70 | — |
| Losartan Potassium | 67 | 13 |
| Donepezil Hcl | 66 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14 across 1 record (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
Additional practice locations (1)
- 101 Westover Cir Ste BMadison, AL 35758-4910Phone: (256) 325-3800
Registry dates
- Enumerated
- 2016-03-17
- Last updated
- 2023-07-06
- Certified
- 2023-07-06
Frequently asked questions
- What is Johnna Grimes's NPI number?
- Johnna Grimes's National Provider Identifier (NPI) is 1679934632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnna Grimes's specialty?
- Johnna Grimes is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Johnna Grimes located?
- Johnna Grimes's practice location on file with NPPES is 9238 Madison Blvd Ste 100, Madison, AL 35758-9112.
- What is Johnna Grimes's phone number?
- The practice phone number listed in the NPPES registry for Johnna Grimes is (256) 302-8200.
- Does Johnna Grimes accept Medicare?
- Johnna Grimes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Johnna Grimes's NPI active?
- Yes — Johnna Grimes's NPI (1679934632) is active in the NPPES registry as of the last update on 2023-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.