ASSAD HAYAT MD
NPI 1831718303
Anesthesiology in Washington, DC
About Assad Hayat Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASSAD HAYAT MD (NPI 1831718303) is an individual anesthesiology provider in Washington, District Of Columbia, licensed in Maryland (D098723) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Medstar Southern Maryland Hospital Center, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Assad Hayat 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
3Medicare enrollment records show Assad Hayat reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20036
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Washington, DC 20002
- Reassigned Medicare billing, District of Columbia, Virginia and Maryland enrollments
- Also billed through NPI 1578638425 (District of Columbia), NPI 1073678637 (District of Columbia), NPI 1366781700 (District of Columbia), NPI 1497023188 (District of Columbia), NPI 1972275196 (Virginia), NPI 1114677572 (Virginia), NPI 1285752121 (Maryland), NPI 1942546486 (Maryland), NPI 1457023616 (Maryland)
- 2,492 clinicians in this Medicare group
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 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
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
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 Assad Hayat's NPI number?
The NPI number for Assad Hayat is 1831718303. It was assigned to this individual provider in the NPPES registry on April 14, 2020.
Where is Assad Hayat located?
Assad Hayat practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-3000.
What is Assad Hayat's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Assad Hayat enrolled in Medicare?
Yes. Assad Hayat 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 Assad Hayat's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Assad Hayat reassigns Medicare benefits to 3 organizations: Medstar Medical Group II LLC (Washington, DC), Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Washington, DC) and Anesthesia Company, LLC (Annapolis, MD). 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 Assad Hayat's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Assad Hayat affiliated with any hospitals?
According to CMS data, Assad Hayat is affiliated with Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Assad Hayat was last updated on July 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.
# Assad Hayat, MD · NPI 1831718303
Anesthesiology physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since April 14, 2020.
## Identity
- **NPI:** 1831718303 (Entity type: Individual)
- **Enumerated:** April 14, 2020
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D098723 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2150 PENNSYLVANIA AVE NW, Washington, DC 20037-3201
- **Phone:** (202) 741-3000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1376887844, Washington, DC); Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1093016933, Washington, DC); Anesthesia Company, LLC (NPI 1871548156, Annapolis, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 19, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1831718303) · Data from the CMS NPPES public registry.