William Arthur Stinson, MD
Internal Medicine Physician · Crystal Lake, IL
William Arthur Stinson, MD is an internal medicine physician with a practice address in Crystal Lake, Illinois, and NPI 1336112911, issued on Feb 13, 2006. Check the license (Illinois 036104141, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- William Arthur Stinson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036104141 IL
Self-reported in NPPES; status is on the state search - Practice location
- 650 Dakota St Ste A, Crystal Lake, IL 60012
- Phone
- (815) 338-6600
- Enumerated
- Feb 13, 2006
- Record last updated
- Jul 21, 2022
- Fax
- (815) 356-1104
- Medicaid ID
- 036104141 IL
- Medicare enrollment
- Enrolled (PECOS I20080119000019); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 650 Dakota St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shruti Bahadur, M.D.Family Medicine Physician1508035304
- Robert Brizzolara, M.D.Internal Medicine Physician1265677199
- Barbara Burrell, MDInternal Medicine Physician1417055765
- Laura Buthod, MDPediatrics Physician1467400499
- Laura Dagdick, CNPFamily Nurse Practitioner1255689543
- Lindsay Esch, M.D.Internal Medicine Physician1407110034
Verify William Arthur Stinson 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 036104141Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average internal medicine physician in 2024
11,367 Medicare Part D claims for 1,268 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 436 claims were for opioids.
Most prescribed
- Atorvastatin Calcium675 claims
- Levothyroxine Sodium498 claims
- Amlodipine Besylate489 claims
- Losartan Potassium379 claims
- Lisinopril285 claims
- Pantoprazole Sodium271 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): 94.1 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).
Bills Medicare through one group practice
- Central Dupage Physician GroupHuntley, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Arthur Stinson among 7,238 internal medicine physician records in Illinois
William Arthur Stinson, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1997 · median 2003 among the 3,580 with a school on file
- Record last updated2022 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 internal medicine physician records list a practice address in Crystal Lake
They are 18 of the 1,442 NPPES records with a practice address in Crystal Lake, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Crystal Lake → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Robert Brizzolara, M.D.Crystal Lake, IL 600121265677199
- Barbara Burrell, MDCrystal Lake, IL 600121417055765
- Lindsay Esch, M.D.Crystal Lake, IL 600121407110034
- Syed Haider, M.D.Crystal Lake, IL 600121912017898
- Jonathan Huang, M.D.Crystal Lake, IL 600121922374024
- Daniela Huerta De Hathaway, MDCrystal Lake, IL 600121235390154
- Shrestha Singh, DOBarrington, IL 600111164126009
- Preslav Valchev, MDBarrington, IL 600111508596636
Common questions
What is William Arthur Stinson, MD's NPI number?
William Arthur Stinson, MD's National Provider Identifier (NPI) is 1336112911, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Arthur Stinson, MD located?
The NPPES record lists a practice address at 650 Dakota St Ste A, Crystal Lake, IL, 60012. Phone: (815) 338-6600. Providers update this record themselves, so call before visiting.
How can I verify William Arthur Stinson, MD's license?
NPPES lists Illinois license number 036104141, 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 William Arthur Stinson, MD prescribe under Medicare Part D?
In 2024, William Arthur Stinson, MD had 11,367 Medicare Part D claims for 1,268 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is William Arthur Stinson, MD's MIPS final score?
The 2023 MIPS final score is 94.1 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.