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DR. AHSUM KHAN MD
NPI 1891375648
Anesthesiology in Washington, DC

Active since April 14, 2021PECOS EnrolledAccepts Medicare Assignment
2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-3000 Get Directions Write a Review

NPPES record last updated: July 17, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 17, 2021, Apr 14, 2021 (2 updates tracked since 2021).

About Dr. Ahsum Khan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. AHSUM KHAN MD (NPI 1891375648) is an individual anesthesiology provider in Washington, District Of Columbia, licensed in Virginia (0101283738) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and is a graduate of University Of Connecticut School Of Medicine (2021).

NPPES Registry Identity

NPI1891375648
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. AHSUM KHANCredential: MD
Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037-3201
Mailing Address900 23rd St NwWashington, DC 20037-2342
Phone(202) 741-3000
Sole ProprietorYes
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 2021
Enumeration DateApril 14, 2021
Last NPPES UpdateJuly 17, 20252 updates tracked since enumeration
NPPES CertifiedJuly 17, 2025
✔ NPI 1891375648 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in VA · 0101283738
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
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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

Dr. Ahsum Khan 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.

PECOS PAC ID5395253330
PECOS Enrollment IDI20250801001537
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ahsum Khan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc
2.4 mi
Health Maintenance Organization
700 2ND ST NE
Washington, DC 20002
NPI 1093016933 (202) 898-5100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222
SYLVIA MENTEER GONSAHN-BOLLIE M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

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 Ahsum Khan's NPI number?

The NPI number for Ahsum Khan is 1891375648. It was assigned to this individual provider in the NPPES registry on April 14, 2021.

Where is Ahsum Khan located?

Ahsum Khan practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-3000.

What is Ahsum Khan's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Ahsum Khan enrolled in Medicare?

Yes. Ahsum Khan 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 organization bills Medicare for Ahsum Khan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ahsum Khan reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Washington, DC). The 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 Ahsum Khan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ahsum Khan was last updated on July 17, 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.