NPPES file of Aug 9, 2026

Charles H. Johnson, M.D.

Dermatology Physician · Prescott, AZ

Charles H. Johnson, M.D. is a dermatology physician with a practice address in Prescott, Arizona, and NPI 1336129667, issued on Jan 20, 2006. Check the license (Arizona 17178, as entered in NPPES) on the Arizona Medical Board; 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
1336129667
Name
Charles H. Johnson
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
17178 AZ
Self-reported in NPPES; status is on the state search
Practice location
830 Ainsworth Drive, Prescott, AZ 86301
Phone
(928) 776-0325
Enumerated
Jan 20, 2006
Record last updated
Apr 11, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(928) 776-0405
Medicaid ID
282731 AZ
Medicare enrollment
Enrolled (PECOS I20080128000446); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 1986
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 830 Ainsworth Drive

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

  1. Russell Hunter, M.D.Dermatology Physician1639385644

Verify Charles H. Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 17178
    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
Open the Arizona license search

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75% fewer Medicare Part D claims than the average dermatology physician in 2024

198 Medicare Part D claims for 80 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.

  1. Charles Johnson198
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide42 claims
  2. Ketoconazole37 claims
  3. Fluocinonide11 claims
  4. Fluorouracil11 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: $140.02

5 payments; by number, the most common kind was food and beverage; the largest payer was Chiesi USA, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charles Johnson$140.02
  2. Specialty average$8,544.61

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. Prescott Medical And Dermatology GroupPrescott, AZ

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

Charles H. Johnson among 350 dermatology physician records in Arizona

Charles H. Johnson, M.D. is one of 350 dermatology physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 54% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1986 · median 2008 among the 241 with a school on file
  • Record last updated2019 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in Arizona

There are 350 dermatology physician records in Arizona.

The 8 dermatology physician records with the nearest ZIP codes

  1. Patricia Ceballos, M.D.Prescott, AZ 863011528054855
  2. Robin Fleck, MDPrescott, AZ 863011598784563
  3. Kirsten Flynn, MDPrescott, AZ 863011558371179
  4. Russell Hunter, M.D.Prescott, AZ 863011639385644
  5. Ray Johnson, M.D.Prescott, AZ 863011629099072
  6. Dean Stokes, MDPrescott, AZ 863011639173370
  7. Richard Cirelli, M.DPrescott, AZ 863051265439335
  8. Joseph Machuzak, D.O.Prescott, AZ 863051093959744

Common questions

What is Charles H. Johnson, M.D.'s NPI number?

Charles H. Johnson, M.D.'s National Provider Identifier (NPI) is 1336129667, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles H. Johnson, M.D. located?

The NPPES record lists a practice address at 830 Ainsworth Drive, Prescott, AZ, 86301. Phone: (928) 776-0325. Providers update this record themselves, so call before visiting.

How can I verify Charles H. Johnson, M.D.'s license?

NPPES lists Arizona license number 17178, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charles H. Johnson, M.D. prescribe under Medicare Part D?

In 2024, Charles H. Johnson, M.D. had 198 Medicare Part D claims for 80 beneficiaries; the average among dermatology physician prescribers was 797. 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.