ALEXANDRA LAZZARA
NPI 1639675358
Pediatrics in Baltimore, MD
About Alexandra Lazzara NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDRA LAZZARA (NPI 1639675358) is an individual pediatrics provider in Baltimore, Maryland, licensed in Maryland (D0091650) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Baltimore.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alexandra Lazzara is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Alexandra Lazzara reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21287
- 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.
Physician 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.
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
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
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 Alexandra Lazzara's NPI number?
The NPI number for Alexandra Lazzara is 1639675358. It was assigned to this individual provider in the NPPES registry on April 2, 2018.
Where is Alexandra Lazzara located?
Alexandra Lazzara practices at The Johns Hopkins Hospital 1800 Orleans Street, Baltimore, MD 21287. The listed phone number is (410) 955-6070.
What is Alexandra Lazzara's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Alexandra Lazzara enrolled in Medicare?
Yes. Alexandra Lazzara is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Alexandra Lazzara's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Lazzara 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 Alexandra Lazzara's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Alexandra Lazzara was last updated on March 12, 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.
# Alexandra Lazzara · NPI 1639675358
Pediatrics physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since April 2, 2018.
## Identity
- **NPI:** 1639675358 (Entity type: Individual)
- **Enumerated:** April 2, 2018
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** D0091650 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** THE JOHNS HOPKINS HOSPITAL, 1800 ORLEANS STREET, Baltimore, MD 21287
- **Phone:** (410) 955-6070
## 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 1295731966, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 12, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1639675358) · Data from the CMS NPPES public registry.