Keegan Parrish Olmstead, DO
Hospitalist Physician · Montgomery, OH
Keegan Parrish Olmstead, DO is a hospitalist physician with a practice address in Montgomery, Ohio, and NPI 1609338813, issued on Apr 5, 2019. Check the license (Ohio 34.015895, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Keegan Parrish Olmstead
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 34.015895 OH
58.030855 OH
Self-reported in NPPES; status is on the state search - Practice location
- 10500 Montgomery RD, Montgomery, OH 45242
- Phone
- (513) 865-2246
- Enumerated
- Apr 5, 2019
- Record last updated
- Oct 31, 2022
- Medicare enrollment
- Enrolled (PECOS I20220617002357); accepts Medicare assignment
- Medical or professional school
- University Of North Texas Hsc, College Of Osteopathic Med, 2019
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 982 in Ohio → Look up another NPI →
Also registered at 10500 Montgomery RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Abner, APRNAcute Care Nurse Practitioner1255749081
- Amr Aboelnasr, MDHospitalist Physician1417534876
- Alizabeth AdamsPhysical Therapist1730870445
- Adwoa Addo Asiamah, CRNACertified Registered Nurse Anesthetist1154903607
- Patricia Albano-SeitzCritical Care Medicine Nurse Practitioner1699328294
- Mhd Kutaiba Albuni, MDHospitalist Physician1952089351
Verify Keegan Parrish Olmstead in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.015895Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average hospitalist physician in 2024
108 Medicare Part D claims for 15 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Eliquis15 claims
- Metoprolol Succinate13 claims
- Eplerenone12 claims
- Furosemide12 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): 78.8 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: $272.88
5 payments; by number, the most common kind was food and beverage; the largest payer was ShockWave Medical, Inc. The 7,324 providers of this specialty with any payment received $494.84 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
- University OF Cincinnati Physicians Company LLCCincinnati, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keegan Parrish Olmstead among 982 hospitalist physician records in Ohio
Keegan Parrish Olmstead, DO is one of 982 hospitalist physician records with a practice address in Ohio. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 75% of them.
- NPI issued2019 · 75% of these records are older, 19% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2019 · median 2012 among the 835 with a school on file
- Record last updated2022 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
29 hospitalist physician records list a practice address in Montgomery
They are 29 of the 457 NPPES records with a practice address in Montgomery, and 982 hospitalist physician records in Ohio.
All 982 in Ohio → Every provider in Montgomery → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Janee Bey, MDCincinnati, OH 452421568672723
- Eugene Grinfeld, MDCincinnati, OH 452421427061860
- Masoud Jalilvand, MDCincinnati, OH 452421104913938
- Dennis Kolb, MDCincinnati, OH 452421679555478
- Brett Moore, MDCincinnati, OH 452421245282722
- Seyed Moussavian, M.D.Cincinnati, OH 452421285772582
- Sathya Nagesparan, MDCincinnati, OH 452421144271313
- Robyn O'Brien, MDCincinnati, OH 452421629050455
Common questions
What is Keegan Parrish Olmstead, DO's NPI number?
Keegan Parrish Olmstead, DO's National Provider Identifier (NPI) is 1609338813, issued on Apr 5, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Keegan Parrish Olmstead, DO located?
The NPPES record lists a practice address at 10500 Montgomery RD, Montgomery, OH, 45242. Phone: (513) 865-2246. Providers update this record themselves, so call before visiting.
How can I verify Keegan Parrish Olmstead, DO's license?
NPPES lists Ohio license number 34.015895, 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 Keegan Parrish Olmstead, DO prescribe under Medicare Part D?
In 2024, Keegan Parrish Olmstead, DO had 108 Medicare Part D claims for 15 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Keegan Parrish Olmstead, DO's MIPS final score?
The 2023 MIPS final score is 78.8 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.