Joanna Gammons, D.O.
Dermatology Physician · Royal Oak, MI
Joanna Gammons, D.O. is a dermatology physician with a practice address in Royal Oak, Michigan, and NPI 1255371670, issued on Jun 7, 2006. Check the license (Michigan JG014835, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Joanna Gammons
- Credential
- D.O.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- JG014835 MI
Self-reported in NPPES; status is on the state search - Practice location
- 713 N Main St, Royal Oak, MI 48067
- Phone
- (248) 548-7707
- Enumerated
- Jun 7, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (248) 548-7736
- Medicare enrollment
- Enrolled (PECOS I20050602000554); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1999
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 471 in Michigan → Look up another NPI →
Also registered at 713 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janet Koprince, D.O.Dermatology Physician1205875085
Verify Joanna Gammons in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license JG014835Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% more Medicare Part D claims than the average dermatology physician in 2024
1,334 Medicare Part D claims for 281 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 12 claims were for opioids.
Most prescribed
- Ammonium Lactate140 claims
- Ketoconazole131 claims
- Triamcinolone Acetonide113 claims
- Betamethasone Valerate90 claims
- Dupixent Pen76 claims
- Clindamycin Phosphate73 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: $1,271.11
59 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. 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.
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
- Michigan Healthcare Professionals PCRoyal Oak, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joanna Gammons among 471 dermatology physician records in Michigan
Joanna Gammons, D.O. is one of 471 dermatology physician records with a practice address in Michigan. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1999 · median 2008 among the 324 with a school on file
- Record last updated2026 · 55% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Michigan
There are 471 dermatology physician records in Michigan.
All 471 in Michigan → Every provider in Royal Oak → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Maureen Cliffel, DORoyal Oak, MI 480671881659399
- Janet Koprince, D.O.Royal Oak, MI 480671205875085
- Dominique Loggins, ESTHETICIANRoyal Oak, MI 480671376201848
- Peter Jajou, D.O.Roseville, MI 480661609296144
- Usha Sood, MDRoseville, MI 480661255447215
- Joel Harris, DOMadison Heights, MI 480711053390591
- Chethana Gottam, M.D.Berkley, MI 480721669664009
- Debra Kaplan, PABerkley, MI 480721790905511
Common questions
What is Joanna Gammons, D.O.'s NPI number?
Joanna Gammons, D.O.'s National Provider Identifier (NPI) is 1255371670, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joanna Gammons, D.O. located?
The NPPES record lists a practice address at 713 N Main St, Royal Oak, MI, 48067. Phone: (248) 548-7707. Providers update this record themselves, so call before visiting.
How can I verify Joanna Gammons, D.O.'s license?
NPPES lists Michigan license number JG014835, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joanna Gammons, D.O. prescribe under Medicare Part D?
In 2024, Joanna Gammons, D.O. had 1,334 Medicare Part D claims for 281 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.