Sanjay K. Nigam, MD
Psychiatry Physician · Maryville, IL
Sanjay K. Nigam, MD is a psychiatry physician with a practice address in Maryville, Illinois, and NPI 1942278973, issued on Mar 8, 2006. Check the license (Illinois 036107024, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sanjay K. Nigam
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036107024 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6805 State Route 162, Maryville, IL 62062
- Phone
- (618) 288-5019
- Enumerated
- Mar 8, 2006
- Record last updated
- Dec 27, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (618) 288-5059
- Medicare enrollment
- Enrolled (PECOS I20040520000394); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 6805 State Route 162
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Antonio Thomas, PMNHPPsychiatric/Mental Health Nurse Practitioner1558226910
Verify Sanjay K. Nigam 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 036107024Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average psychiatry physician in 2024
4,270 Medicare Part D claims for 311 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Quetiapine Fumarate301 claims
- Sertraline Hcl276 claims
- Duloxetine Hcl251 claims
- Buspirone Hcl214 claims
- Escitalopram Oxalate211 claims
- Trazodone Hcl195 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): 100 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: $29,370.70
89 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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
- Southern Illinois Associates LLCMaryville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sanjay K. Nigam among 2,147 psychiatry physician records in Illinois
Sanjay K. Nigam, MD is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 65% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1990 · median 2004 among the 877 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Illinois
There are 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Maryville → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Thena Poteat, M.D.Maryville, IL 620621114964566
- Metodia Webster, MDJerseyville, IL 620521427013648
- Karli Robinson, PMHNPHillsboro, IL 620491467279786
- Karl Gundersen, MDGranite City, IL 620401548362775
- Arif Habib, MDGranite City, IL 620401215912977
- Mark Freeman, MDEdwardsville, IL 620251306848817
- Samuel Keck-Flory, MDEdwardsville, IL 620251679203756
- Mirza BaigAlton, IL 620021033203013
Common questions
What is Sanjay K. Nigam, MD's NPI number?
Sanjay K. Nigam, MD's National Provider Identifier (NPI) is 1942278973, issued on Mar 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sanjay K. Nigam, MD located?
The NPPES record lists a practice address at 6805 State Route 162, Maryville, IL, 62062. Phone: (618) 288-5019. Providers update this record themselves, so call before visiting.
How can I verify Sanjay K. Nigam, MD's license?
NPPES lists Illinois license number 036107024, 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 Sanjay K. Nigam, MD prescribe under Medicare Part D?
In 2024, Sanjay K. Nigam, MD had 4,270 Medicare Part D claims for 311 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Sanjay K. Nigam, MD's MIPS final score?
The 2023 MIPS final score is 100 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.