Christopher B. Clark, M.D.
Allergy & Immunology Physician · Gallipolis, OH
Christopher B. Clark, M.D. is an allergy & immunology physician with a practice address in Gallipolis, Ohio, and NPI 1639123995, issued on May 20, 2006. Check the license (Ohio 35-08-2565, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Christopher B. Clark
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License numbers
- 35-08-2565 OH
21461 WV
Self-reported in NPPES; status is on the state search - Practice location
- 100 Jackson Pike, Gallipolis, OH 45631
- Phone
- (740) 446-5360
- Enumerated
- May 20, 2006
- Record last updated
- Jan 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (740) 446-5486
- Medicaid IDs
- 1810204000 WV
2434771 OH - Medicare enrollment
- Enrolled (PECOS I20040521000678); accepts Medicare assignment
- Medical or professional school
- Jc Edwards School Of Medicine, Marshall University, 1998
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 132 in Ohio → Look up another NPI →
Also registered at 100 Jackson Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Adams-Duffield, PHARMDPharmacist1730014259
- Julie Addis, FNP-CFamily Nurse Practitioner1518336098
- Sidra Ahmed, MDStudent in an Organized Health Care Education/Training Program1215723911
- Neha Ahuja, M.D.Student in an Organized Health Care Education/Training Program1245168046
- Zahran Alras, MDStudent in an Organized Health Care Education/Training Program1316794431
- Angela Arnold, FNP-BCFamily Nurse Practitioner1053055202
Verify Christopher B. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35-08-2565Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average allergy & immunology physician in 2024
1,964 Medicare Part D claims for 277 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Levocetirizine Dihydrochloride260 claims
- Hydroxyzine Hcl237 claims
- Montelukast Sodium211 claims
- Fluticasone Propionate201 claims
- Azelastine Hcl164 claims
- Ipratropium Bromide99 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): 81.4 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: $33.22
2 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 2,496 providers of this specialty with any payment received $8,321.81 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
- Holzer Clinic LLCGallipolis, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher B. Clark among 132 allergy & immunology physician records in Ohio
Christopher B. Clark, M.D. is one of 132 allergy & immunology physician records with a practice address in Ohio. 83% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 47% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1998 · median 2006 among the 93 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in Ohio
There are 132 allergy & immunology physician records in Ohio.
All 132 in Ohio → Every provider in Gallipolis → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Dana Esham, MDChillicothe, OH 456011710181375
- Mona Imam, M.D.Marietta, OH 457501053351494
- Arturo Bonnin, MDCenterville, OH 454581790761823
- Charles Debrosse, M.D.Dayton, OH 454581700043155
- Harcharan SinghCenterville, OH 454581861484800
- Thad Francis Ocampo, M.D.Wpafb, OH 454331710184759
- William Parker, MDBeavercreek, OH 454311780665430
- Roua Azmeh, MDDayton, OH 454291285920744
Common questions
What is Christopher B. Clark, M.D.'s NPI number?
Christopher B. Clark, M.D.'s National Provider Identifier (NPI) is 1639123995, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher B. Clark, M.D. located?
The NPPES record lists a practice address at 100 Jackson Pike, Gallipolis, OH, 45631. Phone: (740) 446-5360. Providers update this record themselves, so call before visiting.
How can I verify Christopher B. Clark, M.D.'s license?
NPPES lists Ohio license number 35-08-2565, 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 Christopher B. Clark, M.D. prescribe under Medicare Part D?
In 2024, Christopher B. Clark, M.D. had 1,964 Medicare Part D claims for 277 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
What is Christopher B. Clark, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.4 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.