Clayton Spencer, DO
Family Medicine Physician · Caldwell, OH
Clayton Spencer, DO is a family medicine physician with a practice address in Caldwell, Ohio, and NPI 1689252470, issued on Apr 1, 2021. Check the license (Ohio 34.016197, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Clayton Spencer
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 34.016197 OH
Self-reported in NPPES; status is on the state search - Practice location
- 304 Main St, Caldwell, OH 43724
- Phone
- (740) 732-2339
- Enumerated
- Apr 1, 2021
- Record last updated
- Jun 23, 2025
- Fax
- (740) 732-2350
- Medicare enrollment
- Enrolled (PECOS I20240702003484); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,606 in Ohio → Look up another NPI →
Also registered at 304 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Biedenbach, NPFamily Nurse Practitioner1174878979
- Lynn Lee, CNPPrimary Care Nurse Practitioner1902266174
Verify Clayton Spencer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.016197Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average family medicine physician in 2024
1,411 Medicare Part D claims for 299 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Lisinopril76 claims
- Atorvastatin Calcium75 claims
- Methylprednisolone47 claims
- Gabapentin43 claims
- Metformin Hcl43 claims
- Amlodipine Besylate42 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: $31.81
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
One hospital affiliation
- Marietta Memorial HospitalCaldwell, OH · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Clayton Spencer among 5,606 family medicine physician records in Ohio
Clayton Spencer, DO is one of 5,606 family medicine physician records with a practice address in Ohio. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 90% of them.
- NPI issued2021 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2021 · median 2005 among the 3,510 with a school on file
- Record last updated2025 · 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 207Q00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family medicine physician records list a practice address in Caldwell
They are 3 of the 96 NPPES records with a practice address in Caldwell, and 5,606 family medicine physician records in Ohio.
All 5,606 in Ohio → Every provider in Caldwell → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Holly Overmiller, DOCaldwell, OH 437241407217995
- Robert Spencer, DOCaldwell, OH 437241346252855
- Okwudili Chukwuani, MDCambridge, OH 437251396862900
- Bradford Colegate, M.D.Cambridge, OH 437251750355947
- Earl Conaway, M.D.Cambridge, OH 437251699845867
- Sivaram Kollengode, M.D.Cambridge, OH 437251154373561
- Zosimo Maximo, M.D.Cambridge, OH 437251265484380
- Lisa Musolin, D.O.Cambridge, OH 437251184764037
Common questions
What is Clayton Spencer, DO's NPI number?
Clayton Spencer, DO's National Provider Identifier (NPI) is 1689252470, issued on Apr 1, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Clayton Spencer, DO located?
The NPPES record lists a practice address at 304 Main St, Caldwell, OH, 43724. Phone: (740) 732-2339. Providers update this record themselves, so call before visiting.
How can I verify Clayton Spencer, DO's license?
NPPES lists Ohio license number 34.016197, 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 Clayton Spencer, DO prescribe under Medicare Part D?
In 2024, Clayton Spencer, DO had 1,411 Medicare Part D claims for 299 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.