NPPES file of Aug 9, 2026

Summer Faith Johnson, FNP-C

Nurse Practitioner · Flagstaff, AZ

Summer Faith Johnson, FNP-C is a nurse practitioner with a practice address in Flagstaff, Arizona, and NPI 1235830068, issued on Mar 17, 2023. Check the license (Arizona 294648, as entered in NPPES) with the Arizona 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
1235830068
Name
Summer Faith Johnson
Credential
FNP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
294648 AZ
186259 AZ
Self-reported in NPPES; status is on the state search
Practice location
2000 S Thompson St, Flagstaff, AZ 86001
Phone
(928) 226-6400
Enumerated
Mar 17, 2023
Record last updated
Mar 7, 2025
Fax
(928) 226-6410
Medicare enrollment
Enrolled (PECOS I20230915001861); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2000 S Thompson St

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

  1. Andrew Atiemo, M.D.Interventional Cardiology Physician1285678748
  2. Bryan Barker, DPTPhysical Therapist1942615778
  3. Martha Barlow, CNMNurse Practitioner1770846842
  4. Norria Brice, ACNP-BCAcute Care Nurse Practitioner1407131758
  5. Barbara Burggraaff, MDSleep Medicine (Otolaryngology) Physician1730112442
  6. Renzo Cataldo, M.D.Clinical Cardiac Electrophysiology Physician1174526677

Verify Summer Faith Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 294648
    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 Arizona 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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52% fewer Medicare Part D claims than the average nurse practitioner in 2024

527 Medicare Part D claims for 156 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Summer Johnson527
  2. Specialty average1,109

Most prescribed

  1. Ezetimibe55 claims
  2. Atorvastatin Calcium43 claims
  3. Vascepa42 claims
  4. Rosuvastatin Calcium39 claims
  5. Entresto38 claims
  6. Lisinopril34 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.

Industry payments in 2024: $645.67

21 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Summer Johnson$645.67
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Northern Arizona Healthcare CorporationFlagstaff, AZ

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

Summer Faith Johnson among 1,423 nurse practitioner records in Arizona

Summer Faith Johnson, FNP-C is one of 1,423 nurse practitioner records with a practice address in Arizona. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 79% of them.

  • NPI issued2023 · 79% of these records are older, 14% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2023 · median 2019 among the 805 with a school on file
  • Record last updated2025 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Arizona

There are 1,423 nurse practitioner records in Arizona.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Martha Barlow, CNMFlagstaff, AZ 860011770846842
  2. Laura Barnes-Powell, NNP-BCFlagstaff, AZ 860011861633091
  3. Shannon Boffeli, APRNFlagstaff, AZ 860011861582447
  4. Emilie Bowers, FNPFlagstaff, AZ 860011134381973
  5. Marisol Corona, FNP-CFlagstaff, AZ 860011770826505
  6. Jill Dubravcic, FNPFlagstaff, AZ 860011174954895
  7. Tina Fawcett, AGACNPFlagstaff, AZ 860011326422700
  8. Elisa Hilburn, NPFlagstaff, AZ 860011194113399

Common questions

What is Summer Faith Johnson, FNP-C's NPI number?

Summer Faith Johnson, FNP-C's National Provider Identifier (NPI) is 1235830068, issued on Mar 17, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Summer Faith Johnson, FNP-C located?

The NPPES record lists a practice address at 2000 S Thompson St, Flagstaff, AZ, 86001. Phone: (928) 226-6400. Providers update this record themselves, so call before visiting.

How can I verify Summer Faith Johnson, FNP-C's license?

NPPES lists Arizona license number 294648, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Summer Faith Johnson, FNP-C prescribe under Medicare Part D?

In 2024, Summer Faith Johnson, FNP-C had 527 Medicare Part D claims for 156 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.