Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Behfar Dianati, MD

Individual provider Internal Medicine Physician · NPI 1558580852

Behfar Dianati, MD is an Internal Medicine in Belleville, Illinois. Qualified in 1994, 32 years ago. Practices with Cep America-Illinois Hospitalists, LLP, a 196-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Missouri.

Years since qualifying
32
Licensed in
IL, MO
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4550 Memorial Dr Ste 340
Belleville, IL 62226-5372
Phone: (618) 257-6200
Fax: (618) 257-6679
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1201 S Grand Blvd, Saint Louis, MO 63104-1016 — (314) 617-2000

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 2007018749 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036124202 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036124202 (IL)

Record details

NPI number1558580852
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2007
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025
Mailing address4550 Memorial Dr, Ste. 340, Belleville, IL 62226-5372

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Cep America-Illinois Hospitalists, Llp — 196 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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