Mark Charman, M.D.
Internal Medicine Physician · Buffalo Grove, IL
Mark Charman, M.D. is an internal medicine physician with a practice address in Buffalo Grove, Illinois, and NPI 1033197637, issued on Jan 4, 2006. Check the license (Illinois 036062258, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mark Charman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036062258 IL
Self-reported in NPPES; status is on the state search - Practice location
- 600 W Lake Cook RD, Buffalo Grove, IL 60089
- Phone
- (847) 632-1880
- Enumerated
- Jan 4, 2006
- Entity
- Type 1 · individual
Also registered at 600 W Lake Cook RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristin Bean, PA-CPhysician Assistant1386099091
- David Charman, M.D.Internal Medicine Physician1346228954
- Neha Dalal, PAPhysician Assistant1982641718
- Papa Delacruz, M.D.Obstetrics & Gynecology Physician1497727200
- Michael Eisenberg, M.D.Obstetrics & Gynecology Physician1982677340
- Michael Fretzin, MDProcedural Dermatology Physician1134118987
Verify Mark Charman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036062258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
6% more Medicare Part D claims than the average internal medicine physician in 2024
2,956 Medicare Part D claims for 217 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 13 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium277 claims
- Atorvastatin Calcium250 claims
- Amlodipine Besylate163 claims
- Levothyroxine Sodium134 claims
- Metformin Hcl Er96 claims
- Eliquis90 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 Medicare quality score for 2023: 89.7 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: $1,309.16
62 payments, mostly food and beverage; the largest payer was Novo Nordisk Inc. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Endeavor Health Medical GroupArlington Heights, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
24 internal medicine physician records list a Buffalo Grove practice address
They are 24 of the 868 NPPES records with a Buffalo Grove practice address, and 8,522 internal medicine physician records in Illinois.
All 24 in Buffalo Grove → All 8,522 in Illinois → Every provider in Buffalo Grove →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Pamela Abadi, D.O.Winfield, IL1588820179
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Misha Abbasi, MDChicago, IL1770111635
Common questions
What is Mark Charman, M.D.'s NPI number?
Mark Charman, M.D.'s National Provider Identifier (NPI) is 1033197637, issued on Jan 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Charman, M.D. located?
The NPPES record lists a practice address at 600 W Lake Cook RD, Buffalo Grove, IL, 60089. Phone: (847) 632-1880. Providers update this record themselves, so call before visiting.
How can I verify Mark Charman, M.D.'s license?
NPPES lists Illinois license number 036062258, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Charman, M.D. prescribe under Medicare Part D?
In 2024, Mark Charman, M.D. had 2,956 Medicare Part D claims for 217 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Mark Charman, M.D.'s Medicare quality score?
The 2023 MIPS final score is 89.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.