USMAN HAMAYOUN MD
NPI 1528695236
Hospitalist in Terre Haute, IN
About Usman Hamayoun Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
USMAN HAMAYOUN MD (NPI 1528695236) is an individual hospitalist provider in Terre Haute, Indiana, licensed in Indiana (01089288A) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with St Anthonys Memorial Hospital, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 5
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Usman Hamayoun Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
9Medicare enrollment records show Usman Hamayoun reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Terre Haute, IN 47804
- Reassigned Medicare billing, Indiana enrollment
- 228 clinicians in this Medicare group
Effingham, IL 62401
- Reassigned Medicare billing, Illinois enrollment
- 329 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Princeton, IN 47670
- Reassigned Medicare billing, Indiana enrollment
- 54 clinicians in this Medicare group
Corydon, IN 47112
- Reassigned Medicare billing, Indiana enrollment
- 107 clinicians in this Medicare group
Yorktown, IN 47396
- Reassigned Medicare billing, Indiana enrollment
- 635 clinicians in this Medicare group
Carlinville, IL 62626
- Reassigned Medicare billing, Illinois enrollment
- 35 clinicians in this Medicare group
Ottawa, IL 61350
- Reassigned Medicare billing, Illinois enrollment
- 233 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 681 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Anthonys Memorial Hospital
Acute Care Hospitals · Effingham, ILSt Johns Hospital
Acute Care Hospitals · Springfield, ILUnion Hospital Inc
Acute Care Hospitals · Terre Haute, INHca Houston Healthcare Kingwood
Acute Care Hospitals · Kingwood, TXLiberty Dayton Regional Medical Center
Critical Access Hospitals · Liberty, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 47804 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Usman Hamayoun's NPI number?
The NPI number for Usman Hamayoun is 1528695236. It was assigned to this individual provider in the NPPES registry on March 24, 2020.
Where is Usman Hamayoun located?
Usman Hamayoun practices at 1606 N 7th St, Terre Haute, IN 47804. The listed phone number is (812) 238-7523.
What is Usman Hamayoun's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Usman Hamayoun enrolled in Medicare?
Yes. Usman Hamayoun is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Usman Hamayoun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Usman Hamayoun reassigns Medicare benefits to 9 organizations: Galen Inpatient Physicians, PC (Terre Haute, IN), Cep America-Illinois Hospitalists (Effingham, IL), Iu Health Medical Group, LLC (Indianapolis, IN), Mid West Hospital Physicians, PLLC (Princeton, IN), Clarksville Physician Services PC (Corydon, IN) and 4 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Usman Hamayoun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Usman Hamayoun accept?
Health plans from Blue Cross and Blue Shield of Texas and CareSource list Usman Hamayoun as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Usman Hamayoun affiliated with any hospitals?
According to CMS data, Usman Hamayoun is affiliated with St Anthonys Memorial Hospital, St Johns Hospital, Union Hospital Inc, Hca Houston Healthcare Kingwood and Liberty Dayton Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Usman Hamayoun was last updated on July 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Usman Hamayoun, MD · NPI 1528695236
Hospitalist physician in Terre Haute, Indiana. Individual provider, active in the CMS NPPES registry since March 24, 2020.
## Identity
- **NPI:** 1528695236 (Entity type: Individual)
- **Enumerated:** March 24, 2020
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 01089288A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1606 N 7TH ST, Terre Haute, IN 47804-2780
- **Phone:** (812) 238-7523
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): Galen Inpatient Physicians, PC (NPI 1871178368, Terre Haute, IN); Cep America-Illinois Hospitalists (NPI 1174022362, Effingham, IL); Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN); Mid West Hospital Physicians, PLLC (NPI 1700341872, Princeton, IN); Clarksville Physician Services PC (NPI 1811629546, Corydon, IN); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1528695236) · Data from the CMS NPPES public registry.