Ryan S. Gilliand, PA-C
Physician Assistant · Chattanooga, TN
Ryan S. Gilliand, PA-C is a physician assistant with a practice address in Chattanooga, Tennessee, and NPI 1548348980, issued on Nov 2, 2006. Check the license (Tennessee 1848, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ryan S. Gilliand
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1848 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1510 Gunbarrel RD Ste 120, Chattanooga, TN 37421
- Phone
- (423) 697-8585
- Enumerated
- Nov 2, 2006
- Record last updated
- May 14, 2026
- Fax
- (423) 697-8586
- Medicare enrollment
- Enrolled (PECOS I20120615000519); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1510 Gunbarrel RD Ste 120
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelsey Carpenter, APNAcute Care Nurse Practitioner1346803756
- Miller Earhart Williams, FNP-BCFamily Nurse Practitioner1619587581
- Lauren Folkens, PA-CPhysician Assistant1821497561
Verify Ryan S. Gilliand in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 1848Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average physician assistant in 2024
310 Medicare Part D claims for 217 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 108 claims were for opioids.
Most prescribed
- Oxycodone Hcl46 claims
- Methocarbamol43 claims
- Tramadol Hcl40 claims
- Amoxicillin35 claims
- Doxycycline Hyclate19 claims
- Hydrocodone-Acetaminophen19 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.
The MIPS final score for 2023 (Medicare payment program): 96.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $124.75
7 payments; by number, the most common kind was food and beverage; the largest payer was Ferring Pharmaceuticals Inc. The 64,719 providers of this specialty with any payment received $841.65 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 2 group practices
- Chattanooga Hamilton County Hospital AuthorityChattanooga, TN
- Erlanger HealthChattanooga, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
150 physician assistant records list a practice address in Chattanooga
They are 150 of the 7,377 NPPES records with a practice address in Chattanooga, and 3,055 physician assistant records in Tennessee.
All 150 in Chattanooga → All 3,055 in Tennessee → Every provider in Chattanooga →
Other physician assistant records in Tennessee
- Katrina Aardema, PA-CGallatin, TN1679039010
- Anum Abbas, PAMemphis, TN1548048671
- Samir AbdeljawadNashville, TN1396674370
- Rojin Abdullah, PA-CNashville, TN1982292447
- Cecilia Abello, PA-CNashville, TN1760336101
- Jadie Abendroth, PA-CMemphis, TN1073815742
- Marina Abraham, PA-CNashville, TN1316696370
- Merielle AbreuThompsons Station, TN1467048876
- Amanda Absher, PA-CMaryville, TN1144430794
- Seth Achey, PABristol, TN1437213857
Common questions
What is Ryan S. Gilliand, PA-C's NPI number?
Ryan S. Gilliand, PA-C's National Provider Identifier (NPI) is 1548348980, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ryan S. Gilliand, PA-C located?
The NPPES record lists a practice address at 1510 Gunbarrel RD Ste 120, Chattanooga, TN, 37421. Phone: (423) 697-8585. Providers update this record themselves, so call before visiting.
How can I verify Ryan S. Gilliand, PA-C's license?
NPPES lists Tennessee license number 1848, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Ryan S. Gilliand, PA-C prescribe under Medicare Part D?
In 2024, Ryan S. Gilliand, PA-C had 310 Medicare Part D claims for 217 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Ryan S. Gilliand, PA-C's MIPS final score?
The 2023 MIPS final score is 96.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.