NPPES file of Aug 9, 2026

Gregory William Schall, D.O.

Family Medicine Physician · Washington Court House, OH

Gregory William Schall, D.O. is a family medicine physician with a practice address in Washington Court House, Ohio, and NPI 1326102203, issued on Dec 21, 2006. Check the license (Ohio 34.005100, 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
1326102203
Name
Gregory William Schall
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
34.005100 OH
Self-reported in NPPES; status is on the state search
Practice location
1510 Columbus Ave, Washington Court House, OH 43160
Phone
(740) 333-3333
Enumerated
Dec 21, 2006
Record last updated
Aug 26, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(740) 333-5171
Medicaid ID
0921159 OH
Medicare enrollment
Enrolled (PECOS I20150204002113); accepts Medicare assignment
Medical or professional school
R Franklin University Of Med & Sci/Chicago Medical School, 1989
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 1510 Columbus Ave

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

  1. Judith Boris, FNPFamily Nurse Practitioner1962453894
  2. Marta Gryniuk, MDInternal Medicine Physician1538164595
  3. David Gunderman, MDFamily Medicine Physician1508861246
  4. Nanci Haecker, C.N.PFamily Nurse Practitioner1558679126
  5. Emily Johnson, M.D.Family Medicine Physician1659545945
  6. Karen Logeman, CNPNurse Practitioner1275624173

Verify Gregory William Schall 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 34.005100
    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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2.7 times the Medicare Part D claims of the average family medicine physician in 2024

9,695 Medicare Part D claims for 565 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 189 claims were for opioids.

  1. Gregory Schall9,695
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium544 claims
  2. Amlodipine Besylate408 claims
  3. Rosuvastatin Calcium383 claims
  4. Levothyroxine Sodium363 claims
  5. Lisinopril344 claims
  6. Gabapentin309 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): 95.5 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.

  1. Qualityout of 100 · 30% of the final score89.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $1,909.48

94 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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.

  1. Gregory Schall$1,909.48
  2. Specialty average$902.55

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

  1. Baptist Health Medical Group IncElizabethtown, KY
  2. PT Pros, IncElizabethtown, KY

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

Gregory William Schall among 5,606 family medicine physician records in Ohio

Gregory William Schall, D.O. 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
  • Graduated1989 · median 2005 among the 3,510 with a school on file
  • Record last updated2014 · 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).

11 family medicine physician records list a practice address in Washington Court House

They are 11 of the 321 NPPES records with a practice address in Washington Court House, and 5,606 family medicine physician records in Ohio.

The 8 family medicine physician records with the nearest ZIP codes

  1. Katherine Chenevey, MDWashington Court House, OH 431601205497716
  2. Francesca Cocchiarale, DOWashington Court House, OH 431601073217121
  3. Cathy Comerci, DOWashington Court House, OH 431601205824687
  4. John Desmarais, MDWashington Court House, OH 431601023085834
  5. David Gunderman, MDWashington Court House, OH 431601508861246
  6. Penelope Halliday, MDWashington Ch, OH 431601861493249
  7. Emily Johnson, M.D.Washington Court House, OH 431601659545945
  8. Dennis Mesker, MDWashington Court House, OH 431601467446146

Common questions

What is Gregory William Schall, D.O.'s NPI number?

Gregory William Schall, D.O.'s National Provider Identifier (NPI) is 1326102203, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory William Schall, D.O. located?

The NPPES record lists a practice address at 1510 Columbus Ave, Washington Court House, OH, 43160. Phone: (740) 333-3333. Providers update this record themselves, so call before visiting.

How can I verify Gregory William Schall, D.O.'s license?

NPPES lists Ohio license number 34.005100, 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 Gregory William Schall, D.O. prescribe under Medicare Part D?

In 2024, Gregory William Schall, D.O. had 9,695 Medicare Part D claims for 565 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Gregory William Schall, D.O.'s MIPS final score?

The 2023 MIPS final score is 95.5 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.