REBECCA CALLAHAN PA-C
NPI 1649880931
Physician Assistant - Medical in Baltimore, MD
About Rebecca Callahan Pa-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
REBECCA CALLAHAN PA-C (NPI 1649880931) is an individual medical provider in Baltimore, Maryland, licensed in Maryland (C0007567) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Rebecca Callahan Pa-c 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sinai Hospital Of Baltimore
Acute Care Hospitals · Baltimore, MDMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
BALTIMORE, MD 21215
BALTIMORE, MD 21215
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 Rebecca Callahan's NPI number?
The NPI number for Rebecca Callahan is 1649880931. It was assigned to this individual provider in the NPPES registry on August 3, 2020.
Where is Rebecca Callahan located?
Rebecca Callahan practices at 2401 W Belvedere Ave, Baltimore, MD 21215. The listed phone number is (410) 601-9000.
What is Rebecca Callahan's specialty?
The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.
Is Rebecca Callahan enrolled in Medicare?
Yes. Rebecca Callahan 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.
Is Rebecca Callahan affiliated with any hospitals?
According to CMS data, Rebecca Callahan is affiliated with Sinai Hospital Of Baltimore.
When was this NPI record last updated?
The NPPES record for Rebecca Callahan was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Rebecca Callahan, PA-C · NPI 1649880931
Medical physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since August 3, 2020.
## Identity
- **NPI:** 1649880931 (Entity type: Individual)
- **Enumerated:** August 3, 2020
- **Primary specialty:** Physician Assistant - Medical · taxonomy 363AM0700X
- **State license:** C0007567 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 2401 W BELVEDERE AVE, Baltimore, MD 21215-5216
- **Phone:** (410) 601-9000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** October 8, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1649880931) · Data from the CMS NPPES public registry.