Caroline Palmer, M.D.
Obstetrics & Gynecology Physician · Mason, OH
Caroline Palmer, M.D. is an obstetrics & gynecology physician with a practice address in Mason, Ohio, and NPI 1235393398, issued on Jul 17, 2008. Check the license (Ohio 35.092546, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Caroline Palmer
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 35.092546 OH
Self-reported in NPPES; status is on the state search - Practice location
- 6010 S Mason Montgomery RD, Mason, OH 45040
- Phone
- (513) 246-7000
- Enumerated
- Jul 17, 2008
- Record last updated
- Aug 31, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (513) 204-6355
- Medicaid ID
- 2983115 OH
- Medicare enrollment
- Enrolled (PECOS I20090824000013); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,572 in Ohio → Look up another NPI →
Also registered at 6010 S Mason Montgomery RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephen BirdPediatrics Physician1891741054
- Gretchen Brannon, PA-CPhysician Assistant1285687053
- Katherine Broering, M.D.Pediatrics Physician1609142579
Verify Caroline Palmer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.092546Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
33 Medicare Part D claims for 12 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol18 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): 90.4 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: $27.90
1 payment: food and beverage; the largest payer was Davol Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Trihealth H LLCMontgomery, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Caroline Palmer among 1,572 obstetrics & gynecology physician records in Ohio
Caroline Palmer, M.D. is one of 1,572 obstetrics & gynecology physician records with a practice address in Ohio. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.
- NPI issued2008 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2005 · median 2004 among the 1,041 with a school on file
- Record last updated2018 · 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 207V00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Ohio
There are 1,572 obstetrics & gynecology physician records in Ohio.
All 1,572 in Ohio → Every provider in Mason → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- David Aichholz, M.D.Mason, OH 450401881678787
- Jill Roth, D.O.Mason, OH 450401376644617
- Marianne Donohue, M.D.Harrison, OH 450301932211216
- John Harlan, M.D.Oxford, OH 450561427001866
- Alzira Leques, MDOxford, OH 450561265746655
- Daniel Stein, M.D.Oxford, OH 450561548212244
- Lynn Powers, D.O.Springboro, OH 450661366580177
- Colleen Swayze, MDFairfield, OH 450141457300063
Common questions
What is Caroline Palmer, M.D.'s NPI number?
Caroline Palmer, M.D.'s National Provider Identifier (NPI) is 1235393398, issued on Jul 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Caroline Palmer, M.D. located?
The NPPES record lists a practice address at 6010 S Mason Montgomery RD, Mason, OH, 45040. Phone: (513) 246-7000. Providers update this record themselves, so call before visiting.
How can I verify Caroline Palmer, M.D.'s license?
NPPES lists Ohio license number 35.092546, 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 Caroline Palmer, M.D. prescribe under Medicare Part D?
In 2024, Caroline Palmer, M.D. had 33 Medicare Part D claims for 12 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Caroline Palmer, M.D.'s MIPS final score?
The 2023 MIPS final score is 90.4 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.