Mashfiq Mamin, M.D.
NPI 1821403460 · Psychiatry Physician · Peoria, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mashfiq Mamin, M.D. is a Psychiatry Physician provider in Peoria, IL (NPI 1821403460).
Provider details
- NPI number
- 1821403460
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 125065252 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
347 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 115 | $132 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 110 | $75 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 69 | $122 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 33 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 20 | $82 |
Typical Medicare-allowed amounts for these services range $75–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 219 | 33 |
| Trazodone Hcl | 141 | 42 |
| Zolpidem Tartrate | 123 | 18 |
| Bupropion Hclbrand: Bupropion Xl | 112 | 26 |
| Buspirone Hcl | 111 | 24 |
| Quetiapine Fumarate | 99 | 27 |
| Dextroamphetamine/Amphetamine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-23
- Last updated
- 2014-09-18
Frequently asked questions
- What is Mashfiq Mamin's NPI number?
- Mashfiq Mamin's National Provider Identifier (NPI) is 1821403460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mashfiq Mamin's specialty?
- Mashfiq Mamin is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mashfiq Mamin located?
- Mashfiq Mamin's practice location on file with NPPES is 221 Ne Glen Oak Ave, Peoria, IL 61636-0001.
- What is Mashfiq Mamin's phone number?
- The practice phone number listed in the NPPES registry for Mashfiq Mamin is (309) 672-5522.
- Does Mashfiq Mamin accept Medicare?
- Mashfiq Mamin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mashfiq Mamin's NPI active?
- Yes — Mashfiq Mamin's NPI (1821403460) is active in the NPPES registry as of the last update on 2014-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.