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

MR. ABDELRAHMAN GADALLAH M.D.
NPI 1699450890
Student in an Organized Health Care Education/Training Program in St.louis, MO

Active since June 16, 2023PECOS Enrolled
SSM HEALTH ST. MARY'S HOSPITAL, DEPT. OF INTERNAL, MEDICINE 6420 CLAYTON RD, ST.LOUIS, MO 63117(314) 768-8778 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 5, 2026, Jun 16, 2023 (2 updates tracked since 2023).

About Mr. Abdelrahman Gadallah M.d. NPPES

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

MR. ABDELRAHMAN GADALLAH M.D. (NPI 1699450890) is an individual student in an organized health care education/training program in St.louis, Missouri and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1699450890
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameMR. ABDELRAHMAN GADALLAHCredential: M.D.
Location AddressSSM HEALTH ST. MARY'S HOSPITAL, DEPT. OF INTERNAL, MEDICINE 6420 CLAYTON RDSt.louis, MO 63117
Mailing AddressSsm Health St. Mary's Hospital, Dept. Of Internal, Medicine 6420 Clayton RdSt.louis, MO 63117 · (314) 768-8778
Phone(314) 768-8778
Sole ProprietorNo
Enumeration DateJune 16, 2023
Last NPPES UpdateAugust 5, 20262 updates tracked since enumeration
NPPES CertifiedAugust 5, 2026
✔ NPI 1699450890 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedInternal MedicineTaxonomy 207R00000X · License 1026553 (MA)
SSM HEALTH ST. MARY'S HOSPITAL, DEPT. OF INTERNAL, St.louis, MO 63117
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Secondary Practice Locations 3

Location 175 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500
Location 255 Fruit StBoston, MA 02114-2621 · Phone (617) 724-3874
Location 31153 Centre StJamaica Plain, MA 02130-3446 · Phone (617) 983-7000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Abdelrahman Gadallah M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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 Abdelrahman Gadallah's NPI number?

The NPI number for Abdelrahman Gadallah is 1699450890. It was assigned to this individual provider in the NPPES registry on June 16, 2023.

Where is Abdelrahman Gadallah located?

Abdelrahman Gadallah practices at Ssm Health St. Mary's Hospital, Dept. Of Internal Medicine 6420 Clayton Rd, St.Louis, MO 63117. The listed phone number is (314) 768-8778.

What is Abdelrahman Gadallah's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Abdelrahman Gadallah enrolled in Medicare?

Yes. Abdelrahman Gadallah is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Abdelrahman Gadallah was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 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.