NPPES file of Aug 9, 2026

Johanna Davis, FNP

Family Nurse Practitioner · Madison, ME

Johanna Davis, FNP is a family nurse practitioner with a practice address in Madison, Maine, and NPI 1154677334, issued on Jul 25, 2012. Check the license (Maine R058417, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154677334
Name
Johanna Davis
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R058417 ME
Self-reported in NPPES; status is on the state search
Practice location
8 South Main St, Madison, ME 04950
Phone
(207) 696-3992
Enumerated
Jul 25, 2012
Record last updated
Jul 25, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(207) 696-3974
Medicare enrollment
Enrolled (PECOS I20120920000601); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8 South Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lisa Carbone, LCSWClinical Social Worker1699795369
  2. Nancy Knapp, M.D.Internal Medicine Physician1649202821
  3. Jeanne Stokes, FNPFamily Nurse Practitioner1790162501

Verify Johanna Davis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license R058417
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3.8 times the Medicare Part D claims of the average family nurse practitioner in 2024

4,978 Medicare Part D claims for 367 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 314 claims were for opioids.

  1. Johanna Davis4,978
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium198 claims
  2. Losartan Potassium181 claims
  3. Lisinopril180 claims
  4. Levothyroxine Sodium153 claims
  5. Albuterol Sulfate Hfa150 claims
  6. Simvastatin126 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Healthreach Community Health CentersBelgrade, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Johanna Davis among 1,274 family nurse practitioner records in Maine

Johanna Davis, FNP is one of 1,274 family nurse practitioner records with a practice address in Maine. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 33% of them.

  • NPI issued2012 · 33% of these records are older, 63% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2012 · median 2018 among the 811 with a school on file
  • Record last updated2012 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 family nurse practitioner records list a practice address in Madison

They are 7 of the 41 NPPES records with a practice address in Madison, and 1,274 family nurse practitioner records in Maine.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Amy Bertone, FNPMadison, ME 049501558828426
  2. Fiona ChampagneMadison, ME 049501558232587
  3. Stacy DillMadison, ME 049501770447526
  4. Amanda RobbioSkowhegan, ME 049501952921488
  5. Luigi SantilliMadison, ME 049501710830609
  6. Heather Stevens, RNMadison, ME 049501497621353
  7. Jeanne Stokes, FNPMadison, ME 049501790162501
  8. Aaron Mitschke, FNPLiberty, ME 049491831450063

Common questions

What is Johanna Davis, FNP's NPI number?

Johanna Davis, FNP's National Provider Identifier (NPI) is 1154677334, issued on Jul 25, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Johanna Davis, FNP located?

The NPPES record lists a practice address at 8 South Main St, Madison, ME, 04950. Phone: (207) 696-3992. Providers update this record themselves, so call before visiting.

How can I verify Johanna Davis, FNP's license?

NPPES lists Maine license number R058417, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Johanna Davis, FNP prescribe under Medicare Part D?

In 2024, Johanna Davis, FNP had 4,978 Medicare Part D claims for 367 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.