Behfar Dianati, M.D.
Internal Medicine Physician · Belleville, IL
Behfar Dianati, M.D. is an internal medicine physician with a practice address in Belleville, Illinois, and NPI 1558580852, issued on Apr 25, 2007. Check the license (Illinois 036124202, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Behfar Dianati
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036124202 IL
2007018749 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4550 Memorial Dr, Belleville, IL 62226
- Phone
- (618) 257-6200
- Enumerated
- Apr 25, 2007
- Entity
- Type 1 · individual
Also registered at 4550 Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ifath Bashiruddin, M.D.Nephrology Physician1417060534
- Lakshmi Beeravolu, MDNeurology Physician1376745117
- Mark Deemer, ATH TRAthletic Trainer1437148723
- Michael Guignon, MDUrology Physician1700973674
- Dori Hunt, ANPAcute Care Nurse Practitioner1619260932
- Tammi Jones, FNPFamily Nurse Practitioner1902273717
Verify Behfar Dianati 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 036124202Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.2 times the Medicare Part D claims of the average internal medicine physician in 2024
11,766 Medicare Part D claims for 561 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 125 claims were for opioids.
Most prescribed
- Atorvastatin Calcium810 claims
- Eliquis398 claims
- Potassium Chloride394 claims
- Furosemide374 claims
- Gabapentin319 claims
- Levothyroxine Sodium304 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 Medicare quality score for 2023: 67.6 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).
2 hospital and facility affiliations
- Cep America - Illinois Snf LLPAlton, IL
- Cep America-Illinois Hospitalists, LLPAlton, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
42 internal medicine physician records list a Belleville practice address
They are 42 of the 1,404 NPPES records with a Belleville practice address, and 8,522 internal medicine physician records in Illinois.
All 42 in Belleville → All 8,522 in Illinois → Every provider in Belleville →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Pamela Abadi, D.O.Winfield, IL1588820179
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Misha Abbasi, MDChicago, IL1770111635
Common questions
What is Behfar Dianati, M.D.'s NPI number?
Behfar Dianati, M.D.'s National Provider Identifier (NPI) is 1558580852, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Behfar Dianati, M.D. located?
The NPPES record lists a practice address at 4550 Memorial Dr, Belleville, IL, 62226. Phone: (618) 257-6200. Providers update this record themselves, so call before visiting.
How can I verify Behfar Dianati, M.D.'s license?
NPPES lists Illinois license number 036124202, 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 Behfar Dianati, M.D. prescribe under Medicare Part D?
In 2024, Behfar Dianati, M.D. had 11,766 Medicare Part D claims for 561 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Behfar Dianati, M.D.'s Medicare quality score?
The 2023 MIPS final score is 67.6 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.