PETER ARRABAL D.O.
NPI 1770978124
Anesthesiology in Baltimore, MD
About Peter Arrabal D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PETER ARRABAL D.O. (NPI 1770978124) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (H0100207) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and maintains a secondary practice location in Cincinnati.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Peter Arrabal D.o. 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.
Medicare Billing Reassignments
2Medicare enrollment records show Peter Arrabal reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Anesthesiology Associates PA
- 303 clinicians in this Medicare group
Randallstown, MD 21133
- Reassigned Medicare billing, Maryland enrollment
- 135 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
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.
Sinai Hospital Of Baltimore
Acute Care Hospitals · Baltimore, MDNorthwest Hospital Center
Acute Care Hospitals · Randallstown, 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 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Peter Arrabal's NPI number?
The NPI number for Peter Arrabal is 1770978124. It was assigned to this individual provider in the NPPES registry on April 2, 2015.
Where is Peter Arrabal located?
Peter Arrabal practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (667) 214-1000.
What is Peter Arrabal's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Peter Arrabal enrolled in Medicare?
Yes. Peter Arrabal 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 organizations bill Medicare for Peter Arrabal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Arrabal reassigns Medicare benefits to 2 organizations: University Of Maryland Anesthesiology Associates P.A. (Baltimore, MD) and Lifebridge Anesthesia Associates, LLC (Randallstown, MD). Each 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 Peter Arrabal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Peter Arrabal accept?
Health plans from CareSource list Peter Arrabal as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Peter Arrabal affiliated with any hospitals?
According to CMS data, Peter Arrabal is affiliated with Sinai Hospital Of Baltimore and Northwest Hospital Center.
When was this NPI record last updated?
The NPPES record for Peter Arrabal was last updated on January 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Peter Arrabal, D.O. · NPI 1770978124
Anesthesiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since April 2, 2015.
## Identity
- **NPI:** 1770978124 (Entity type: Individual)
- **Enumerated:** April 2, 2015
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** H0100207 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1544
- **Phone:** (667) 214-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Anesthesiology Associates P.A. (NPI 1033915145, Baltimore, MD); Lifebridge Anesthesia Associates, LLC (NPI 1003992868, Randallstown, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie College Of Osteopathic Medicine, Erie, class of 2015
## Record status
- **NPPES last updated:** January 13, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1770978124) · Data from the CMS NPPES public registry.