ANA LAZAREVIC
NPI 1154964450
Nurse Practitioner - Acute Care in Baltimore, MD
About Ana Lazarevic NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANA LAZAREVIC (NPI 1154964450) is an individual acute care provider in Baltimore, Maryland, licensed in Maryland (R2254892) and active in the NPI registry since October 2019. She is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ana Lazarevic is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Ana Lazarevic reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21205
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 89 clinicians in this Medicare group
Baltimore, MD 21218
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Physicians PA
- 614 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.
University Of Maryland Medical Center
Acute Care Hospitals · Baltimore, MDJohns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 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.
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 21287
BALTIMORE, MD 21287
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 Ana Lazarevic's NPI number?
The NPI number for Ana Lazarevic is 1154964450. It was assigned to this individual provider in the NPPES registry on October 21, 2019.
Where is Ana Lazarevic located?
Ana Lazarevic practices at 1800 Orleans St, Baltimore, MD 21287. The listed phone number is (414) 916-9890.
What is Ana Lazarevic's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Ana Lazarevic enrolled in Medicare?
Yes. Ana Lazarevic is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ana Lazarevic's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ana Lazarevic reassigns Medicare benefits to 3 organizations: Johns Hopkins University (Baltimore, MD), University Of Maryland Oncology Associates, PA (Baltimore, MD) and University Of Maryland Physicians P.A. (Baltimore, 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 Ana Lazarevic's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ana Lazarevic affiliated with any hospitals?
According to CMS data, Ana Lazarevic is affiliated with University Of Maryland Medical Center and Johns Hopkins Hospital, The.
When was this NPI record last updated?
The NPPES record for Ana Lazarevic was last updated on April 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Ana Lazarevic · NPI 1154964450
Acute Care physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since October 21, 2019.
## Identity
- **NPI:** 1154964450 (Entity type: Individual)
- **Enumerated:** October 21, 2019
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** R2254892 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1800 ORLEANS ST, Baltimore, MD 21287-0010
- **Phone:** (414) 916-9890
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1033190442, Baltimore, MD); University Of Maryland Oncology Associates, PA (NPI 1245047612, Baltimore, MD); University Of Maryland Physicians P.A. (NPI 1932906633, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1154964450) · Data from the CMS NPPES public registry.