Sarthak Kulshreshtha, M.D.
Family Medicine Physician · Rockford, IL
Sarthak Kulshreshtha, M.D. is a family medicine physician with a practice address in Rockford, Illinois, and NPI 1801587159, issued on May 17, 2023. Check the license (Illinois 036179844, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sarthak Kulshreshtha
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036179844 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1221 E State St, Rockford, IL 61104
- Phone
- (815) 972-1000
- Enumerated
- May 17, 2023
- Record last updated
- Jun 15, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 1221 E State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarthak Kulshreshtha 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 036179844Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
397 Medicare Part D claims for 61 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium64 claims
- Lisinopril28 claims
- Metformin Hcl Er27 claims
- Omeprazole22 claims
- Gemfibrozil18 claims
- Bisoprolol-Hydrochlorothiazide14 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.
Sarthak Kulshreshtha among 6,215 family medicine physician records in Illinois
Sarthak Kulshreshtha, M.D. 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 2023, is newer than 91% of them.
- NPI issued2023 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2026 · 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).
145 family medicine physician records list a practice address in Rockford
They are 145 of the 3,893 NPPES records with a practice address in Rockford, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Rockford → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Carlos Aguero-Medina, MDRockford, IL 611041053364349
- Gerald Boyd, M.D.Rockford, IL 611041235111774
- Tammy Homman, M.D.Rockford, IL 611041558337956
- Mary Jo Ironside, MDRockford, IL 611041275579658
- Mitchell King, MDRockford, IL 611041225038276
- Martin Lipsky, MDRockford, IL 611041801870845
- Lucio Martinez, MDRockford, IL 611041154397354
- Anna Meenan, M.D.Rockford, IL 611041518958578
Common questions
What is Sarthak Kulshreshtha, M.D.'s NPI number?
Sarthak Kulshreshtha, M.D.'s National Provider Identifier (NPI) is 1801587159, issued on May 17, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Sarthak Kulshreshtha, M.D. located?
The NPPES record lists a practice address at 1221 E State St, Rockford, IL, 61104. Phone: (815) 972-1000. Providers update this record themselves, so call before visiting.
How can I verify Sarthak Kulshreshtha, M.D.'s license?
NPPES lists Illinois license number 036179844, 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 Sarthak Kulshreshtha, M.D. prescribe under Medicare Part D?
In 2024, Sarthak Kulshreshtha, M.D. had 397 Medicare Part D claims for 61 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.