Mashfiq Mamin, M.D.
Psychiatry Physician · Peoria, IL
Mashfiq Mamin, M.D. is a psychiatry physician with a practice address in Peoria, Illinois, and NPI 1821403460, issued on Jun 23, 2014. Check the license (Illinois 125065252, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mashfiq Mamin
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 125065252 IL
Self-reported in NPPES; status is on the state search - Practice location
- 221 NE Glen Oak Ave, Peoria, IL 61636
- Phone
- (309) 672-5522
- Enumerated
- Jun 23, 2014
- Record last updated
- Sep 18, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180824002451); 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 221 NE Glen Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kylie AbneyCritical Care Medicine Nurse Practitioner1477124329
- Aamina Ahmed, APNFamily Nurse Practitioner1992422943
- Waqas Ali, MDInternal Medicine Physician1023094190
- Rizwan Amin, MDPsychiatry Physician1205445558
- Tracy Anderson, MS, RD, LDNRegistered Dietitian1639393556
- Andrew Armstrong, M.D.Anatomic Pathology & Clinical Pathology Physician1033373311
Verify Mashfiq Mamin 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 125065252Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average psychiatry physician in 2024
2,162 Medicare Part D claims for 193 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Clonazepam219 claims
- Trazodone Hcl141 claims
- Zolpidem Tartrate123 claims
- Bupropion Xl112 claims
- Buspirone Hcl111 claims
- Quetiapine Fumarate99 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): 99.2 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).
Bills Medicare through one group practice
- Tallahassee Memorial Healthcare IncTallahassee, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mashfiq Mamin among 2,147 psychiatry physician records in Illinois
Mashfiq Mamin, M.D. 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 2014, is newer than 66% of them.
- NPI issued2014 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated2013 · median 2004 among the 877 with a school on file
- Record last updated2014 · 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 Peoria → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Peter Alahi, MDPeoria, IL 616361508830951
- Rizwan Amin, MDPeoria, IL 616361205445558
- Jasira BarrientosPeoria, IL 616361174150437
- Thomas Boyd, M.D.Peoria, IL 616361699120188
- Tim Bruce, PHDPeoria, IL 616361285608661
- Shane BurkePeoria, IL 616361568996320
- Ryan Finkenbine, MDPeoria, IL 616361508830969
- Minna O'Leary, M.D.Peoria, IL 616361871560623
Common questions
What is Mashfiq Mamin, M.D.'s NPI number?
Mashfiq Mamin, M.D.'s National Provider Identifier (NPI) is 1821403460, issued on Jun 23, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mashfiq Mamin, M.D. located?
The NPPES record lists a practice address at 221 NE Glen Oak Ave, Peoria, IL, 61636. Phone: (309) 672-5522. Providers update this record themselves, so call before visiting.
How can I verify Mashfiq Mamin, M.D.'s license?
NPPES lists Illinois license number 125065252, 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 Mashfiq Mamin, M.D. prescribe under Medicare Part D?
In 2024, Mashfiq Mamin, M.D. had 2,162 Medicare Part D claims for 193 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Mashfiq Mamin, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.2 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.