ABBAL KOIRALA M.D.
NPI 1730449653
Internal Medicine - Nephrology in Baltimore, MD
About Abbal Koirala M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ABBAL KOIRALA M.D. (NPI 1730449653) is an individual nephrology provider in Baltimore, Maryland, licensed in Maryland (D0100321) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and maintains a secondary practice location in Seattle.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Abbal Koirala M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Abbal Koirala reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21224
- Reassigned Medicare billing, Maryland enrollment
- 4,483 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 9
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDJohns Hopkins Bayview Medical Center
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21224 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
Referred Medical Equipment & Supplies CMS DME claims 8
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 21224
BALTIMORE, MD 21224
BALTIMORE, MD 21224
BALTIMORE, MD 21224
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 Abbal Koirala's NPI number?
The NPI number for Abbal Koirala is 1730449653. It was assigned to this individual provider in the NPPES registry on May 24, 2012.
Where is Abbal Koirala located?
Abbal Koirala practices at 4940 Eastern Ave, Baltimore, MD 21224. The listed phone number is (410) 550-5568.
What is Abbal Koirala's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Abbal Koirala enrolled in Medicare?
Yes. Abbal Koirala is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Abbal Koirala's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abbal Koirala reassigns Medicare benefits to Johns Hopkins University (Baltimore, 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 Abbal Koirala's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Abbal Koirala affiliated with any hospitals?
According to CMS data, Abbal Koirala is affiliated with Johns Hopkins Hospital, The and Johns Hopkins Bayview Medical Center.
When was this NPI record last updated?
The NPPES record for Abbal Koirala was last updated on July 24, 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.
# Abbal Koirala, M.D. · NPI 1730449653
Nephrology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since May 24, 2012.
## Identity
- **NPI:** 1730449653 (Entity type: Individual)
- **Enumerated:** May 24, 2012
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** D0100321 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 4940 EASTERN AVE, Baltimore, MD 21224-2735
- **Phone:** (410) 550-5568 · **Fax:** (410) 550-0470
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Johns Hopkins University (NPI 1275515546, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** July 24, 2024
- **Other identifiers:** Medicaid 1730449653 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1730449653) · Data from the CMS NPPES public registry.