Stephen B. Gemmell, PHD
Psychologist · Fayetteville, AR
Stephen B. Gemmell, PHD is a psychologist with a practice address in Fayetteville, Arkansas, and NPI 1508816422, issued on May 11, 2006. Check the license (Arkansas 0010P, as entered in NPPES) with the Arkansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen B. Gemmell
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 0010P AR
Self-reported in NPPES; status is on the state search - Practice location
- 12 E Appleby RD, Fayetteville, AR 72703
- Phone
- (479) 463-4444
- Enumerated
- May 11, 2006
- Record last updated
- Apr 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (479) 463-4499
- Medicaid ID
- 154295719 AR
- Medicare enrollment
- Enrolled (PECOS I20050303001023); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychologist records → All 199 in Arkansas → Look up another NPI →
Also registered at 12 E Appleby RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alan Diamond, DONeurology Physician1831149020
- Kelsey Harper, PA-CPhysician Assistant1831620509
- Antoinette Hartman, APNNurse Practitioner1215972252
- Lauren HaysSpeech-Language Pathologist1336514322
Verify Stephen B. Gemmell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
Search for license 0010PCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Washington Regional Medical SystemFayetteville, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen B. Gemmell among 199 psychologist records in Arkansas
Stephen B. Gemmell, PHD is one of 199 psychologist records with a practice address in Arkansas. 8% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 58% newer
- In a Medicare fileYes · 8% of these records are
- In the CMS Doctors and Clinicians fileYes · 13% of these records are
- Graduated1999 · median 1997 among the 25 with a school on file
- Record last updated2011 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychologist providers in Arkansas
There are 199 psychologist records in Arkansas.
All 199 in Arkansas → Every provider in Fayetteville → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Mary Bullock-Rest, PHDFayetteville, AR 727031417085689
- Gabrielle Caselman, PHDFayetteville, AR 727031376314088
- Melissa Gowen, PHDFayetteville, AR 727031649855784
- Bethany McGhehey, M.S., LPE, LACFayetteville, AR 727031720894603
- Rita Officer, PSYDFayetteville, AR 727031730190711
- Yanli Lin, PH.D.Fayetteville, AR 727041922953454
- Blakely Low, PHDFayetteville, AR 727011851814230
- Stephen Nichols, PH.D.Fayetteville, AR 727011962481093
Common questions
What is Stephen B. Gemmell, PHD's NPI number?
Stephen B. Gemmell, PHD's National Provider Identifier (NPI) is 1508816422, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen B. Gemmell, PHD located?
The NPPES record lists a practice address at 12 E Appleby RD, Fayetteville, AR, 72703. Phone: (479) 463-4444. Providers update this record themselves, so call before visiting.
How can I verify Stephen B. Gemmell, PHD's license?
NPPES lists Arkansas license number 0010P, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity 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.