Ryan Christian Guillory, D.O.
Internal Medicine Physician · Athens, OH
Ryan Christian Guillory, D.O. is an internal medicine physician with a practice address in Athens, Ohio, and NPI 1083153423, issued on Feb 17, 2017. Check the license (Ohio 34.014146, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Ryan Christian Guillory
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 34.014146 OH
Self-reported in NPPES; status is on the state search - Practice location
- 55 Hospital Dr # 1, Athens, OH 45701
- Phone
- (740) 593-5551
- Enumerated
- Feb 17, 2017
- Record last updated
- Sep 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (614) 566-0401
- Medicare enrollment
- Enrolled (PECOS I20200715000926); accepts Medicare assignment
- Medical or professional school
- William Carey University College Of Osteopathic Medicine, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Verify Ryan Christian Guillory in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.014146Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average internal medicine physician in 2024
698 Medicare Part D claims for 260 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 46 claims were for opioids.
Most prescribed
- Metoprolol Succinate37 claims
- Pantoprazole Sodium32 claims
- Furosemide27 claims
- Amoxicillin-Clavulanate Potass22 claims
- Levofloxacin21 claims
- Atorvastatin Calcium20 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 practice group's MIPS final score for 2023 (Medicare payment program): 71.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $79.68
5 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Fairfield Healthcare Professionals IncLancaster, OH
- Ohio Valley Physicians IncAthens, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Christian Guillory among 5,277 internal medicine physician records in Ohio
Ryan Christian Guillory, D.O. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 76% of them.
- NPI issued2017 · 76% of these records are older, 22% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2017 · median 2006 among the 3,414 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 internal medicine physician records list a practice address in Athens
They are 16 of the 2,613 NPPES records with a practice address in Athens, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Athens → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Summer Banzhaf, DOAthens, OH 457011295148260
- Paul Cadamagnani, DOAthens, OH 457011962474429
- Geetha Conjeevaram, M.D.Athens, OH 457011316940364
- Katherine Frank, MDAthens, OH 457011285096453
- Anurag Gupta, D.O.Athens, OH 457011639313331
- Amber Healy, D.O.Athens, OH 457011447488622
- Nancy Mora Becerra, M.DAthens, OH 457011558678052
- Carl Ortman, M.D.Athens, OH 457011205139391
Common questions
What is Ryan Christian Guillory, D.O.'s NPI number?
Ryan Christian Guillory, D.O.'s National Provider Identifier (NPI) is 1083153423, issued on Feb 17, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Christian Guillory, D.O. located?
The NPPES record lists a practice address at 55 Hospital Dr # 1, Athens, OH, 45701. Phone: (740) 593-5551. Providers update this record themselves, so call before visiting.
How can I verify Ryan Christian Guillory, D.O.'s license?
NPPES lists Ohio license number 34.014146, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ryan Christian Guillory, D.O. prescribe under Medicare Part D?
In 2024, Ryan Christian Guillory, D.O. had 698 Medicare Part D claims for 260 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Ryan Christian Guillory, D.O.'s MIPS final score?
The 2023 MIPS final score is 71.2 of 100, reported for the practice group. 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.