NPPES file of Aug 9, 2026

Wendy L. Summerhill, M.D.

Family Medicine Physician · Marysville, OH

Wendy L. Summerhill, M.D. is a family medicine physician with a practice address in Marysville, Ohio, and NPI 1881668218, issued on Feb 14, 2006. Check the license (Ohio 35073630, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881668218
Name
Wendy L. Summerhill
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
35073630 OH
Self-reported in NPPES; status is on the state search
Practice location
10190 US Highway 42, Marysville, OH 43040
Phone
(614) 792-5200
Enumerated
Feb 14, 2006
Record last updated
Feb 21, 2024
Fax
(614) 792-5353
Medicaid ID
2216122 OH
Medicare enrollment
Enrolled (PECOS I20040220000094); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 1996
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 10190 US Highway 42

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nicholas Ahner, PA-CPhysician Assistant1932342201
  2. Nikola Alain, MDPediatrics Physician1437159241

Verify Wendy L. Summerhill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35073630
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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17% fewer Medicare Part D claims than the average family medicine physician in 2024

2,948 Medicare Part D claims for 268 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Wendy Summerhill2,948
  2. Specialty average3,544

Most prescribed

  1. Rosuvastatin Calcium238 claims
  2. Atorvastatin Calcium149 claims
  3. Levothyroxine Sodium141 claims
  4. Lisinopril123 claims
  5. Losartan Potassium93 claims
  6. Amlodipine Besylate84 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): 81.3 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.

  1. Qualityout of 100 · 30% of the final score73.6
  2. Costout of 100 · 30%65.8
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Ohiohealth CorporationDublin, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Wendy L. Summerhill among 5,606 family medicine physician records in Ohio

Wendy L. Summerhill, M.D. 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 2006, is newer than 18% of them.

  • NPI issued2006 · 18% of these records are older, 48% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1996 · median 2005 among the 3,510 with a school on file
  • Record last updated2024 · 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).

27 family medicine physician records list a practice address in Marysville

They are 27 of the 711 NPPES records with a practice address in Marysville, and 5,606 family medicine physician records in Ohio.

The 8 family medicine physician records with the nearest ZIP codes

  1. Daniel Badenhop, M.D.Marysville, OH 430401376594168
  2. Matthew Everett, DOMarysville, OH 430401609827716
  3. Michael Fay, M.D.Marysville, OH 430401144314329
  4. Delia Herzog, M.D.Marysville, OH 430401285684282
  5. Susanna Johnson, M.D.Marysville, OH 430401487640595
  6. Kenneth Knickerbocker, D.O.Marysville, OH 430401316157472
  7. Joseph Linscott, DOMarysville, OH 430401811993801
  8. Thomas McConnell, D.O.Marysville, OH 430401679569784

Common questions

What is Wendy L. Summerhill, M.D.'s NPI number?

Wendy L. Summerhill, M.D.'s National Provider Identifier (NPI) is 1881668218, issued on Feb 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Wendy L. Summerhill, M.D. located?

The NPPES record lists a practice address at 10190 US Highway 42, Marysville, OH, 43040. Phone: (614) 792-5200. Providers update this record themselves, so call before visiting.

How can I verify Wendy L. Summerhill, M.D.'s license?

NPPES lists Ohio license number 35073630, 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 Wendy L. Summerhill, M.D. prescribe under Medicare Part D?

In 2024, Wendy L. Summerhill, M.D. had 2,948 Medicare Part D claims for 268 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Wendy L. Summerhill, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.3 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.