Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

AMY YAN
NPI 1508515008
Anesthesiology in Gaithersburg, MD

Active since March 22, 2022PECOS Enrolled
655 WATKINS MILL RD, GAITHERSBURG, MD 20879(240) 632-4000 Get Directions Write a Review

NPPES record last updated: October 21, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Amy Yan NPPES

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

AMY YAN (NPI 1508515008) is an individual anesthesiology provider in Gaithersburg, Maryland, licensed in Maryland (D0105991) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Stony Brook, and is a graduate of New York Medical College (2022).

NPPES Registry Identity

NPI1508515008
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameAMY YAN
Location Address655 WATKINS MILL RDGaithersburg, MD 20879-3301
Mailing Address101 Nicolls RdStony Brook, NY 11794-8434 · (631) 444-2975
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2022
Enumeration DateMarch 22, 2022
Last NPPES UpdateOctober 21, 2026
NPPES CertifiedOctober 21, 2026
✔ NPI 1508515008 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MD · D0105991
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.
655 WATKINS MILL RD, Gaithersburg, MD 20879

Other Names 1

Other Name (5)Zisui Yan

Secondary Practice Location 1

Location 1101 Nicolls RdStony Brook, NY 11794-8434 · Phone (631) 444-2975

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Amy Yan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4981160694
PECOS Enrollment IDI20260731004649
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 Amy Yan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Health Maintenance Organization
655 WATKINS MILL RD
Gaithersburg, MD 20879

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.

Pediatrics
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Student in an Organized Health Care Education/Training Program
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Emergency Medicine
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Pharmacist
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Registered Nurse (Lactation Consultant)
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
General Acute Care Hospital
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Radiologic Technologist (Computed Tomography)
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Audiologist
655 WATKINS MILL RD
GAITHERSBURG, MD 20879

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 Amy Yan's NPI number?

The NPI number for Amy Yan is 1508515008. It was assigned to this individual provider in the NPPES registry on March 22, 2022. The provider is also known as Zisui Yan.

Where is Amy Yan located?

Amy Yan practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (240) 632-4000.

What is Amy Yan's specialty?

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

Is Amy Yan enrolled in Medicare?

Yes. Amy Yan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Amy Yan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amy Yan reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Gaithersburg, MD). 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 Amy Yan'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 Amy Yan was last updated on October 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.