Mark Adam Watson, D.O.
Family Medicine Physician · Berwyn, IL
Mark Adam Watson, D.O. is a family medicine physician with a practice address in Berwyn, Illinois, and NPI 1548554157, issued on Jun 1, 2011. Check the license (Illinois 125-059143, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mark Adam Watson
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 125-059143 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3231 Euclid Ave, Berwyn, IL 60402
- Phone
- (708) 783-2000
- Enumerated
- Jun 1, 2011
- Record last updated
- Jan 10, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (708) 783-3656
- Medicare enrollment
- Enrolled (PECOS I20150914000352); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 3231 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Adam Watson 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 125-059143Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family medicine physician in 2024
62 Medicare Part D claims for 16 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 46 claims were for opioids.
Most prescribed
- Oxycodone Hcl26 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): 90.2 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: $24.85
1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, 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.
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
- Natarajan Medical Group OF Illinois PCDes Plaines, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Adam Watson among 6,215 family medicine physician records in Illinois
Mark Adam Watson, D.O. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 39% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2011 · median 2006 among the 3,714 with a school on file
- Record last updated2013 · 54% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
99 family medicine physician records list a practice address in Berwyn
They are 99 of the 1,031 NPPES records with a practice address in Berwyn, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Berwyn → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Catherine Anichini, MDBerwyn, IL 604021023040904
- Blanca Baldoceda, MDBerwyn, IL 604021871533703
- Sheila Berndt, M.D.Berwyn, IL 604021134122617
- Phillip Boch, D.O.Berwyn, IL 604021699767186
- Mrudula Desai, MDBerwyn, IL 604021063470029
- Nejat Destani, M.D.Berwyn, IL 604021295738771
- Michael Gershberg, M.D.Berwyn, IL 604021679576029
- Matthew Hsieh, M.D.Berwyn, IL 604021174526511
Common questions
What is Mark Adam Watson, D.O.'s NPI number?
Mark Adam Watson, D.O.'s National Provider Identifier (NPI) is 1548554157, issued on Jun 1, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Mark Adam Watson, D.O. located?
The NPPES record lists a practice address at 3231 Euclid Ave, Berwyn, IL, 60402. Phone: (708) 783-2000. Providers update this record themselves, so call before visiting.
How can I verify Mark Adam Watson, D.O.'s license?
NPPES lists Illinois license number 125-059143, 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 Adam Watson, D.O. prescribe under Medicare Part D?
In 2024, Mark Adam Watson, D.O. had 62 Medicare Part D claims for 16 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mark Adam Watson, D.O.'s MIPS final score?
The 2023 MIPS final score is 90.2 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.