MARIA E ROMERO MD
NPI 1336328079
Family Medicine in Annapolis, MD
About Maria E Romero Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA E ROMERO MD (NPI 1336328079) is an individual family medicine provider in Annapolis, Maryland, licensed in Maryland (D0052023) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses 2
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
Maria E Romero Md 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
3Medicare enrollment records show Maria Romero reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Annapolis, MD 21401
- Reassigned Medicare billing, Maryland enrollment
Baltimore, MD 21202
- Reassigned Medicare billing, Maryland enrollment
- 339 clinicians in this Medicare group
Arlington, VA 22203
- Reassigned Medicare billing, Maryland enrollment
- 668 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 18
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, MDLuminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21401 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 11
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.
ANNAPOLIS, MD 21401
ANNAPOLIS, MD 21401
ANNAPOLIS, MD 21401
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 Maria Romero's NPI number?
The NPI number for Maria Romero is 1336328079. It was assigned to this individual provider in the NPPES registry on October 30, 2007.
Where is Maria Romero located?
Maria Romero practices at 122 Defense Hwy, Annapolis, MD 21401. The listed phone number is (410) 224-2255.
What is Maria Romero's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Maria Romero enrolled in Medicare?
Yes. Maria Romero 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 Maria Romero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Romero reassigns Medicare benefits to 3 organizations: Matcare, LLC (Annapolis, MD), Privia Care Center LLC (Baltimore, MD) and Privia Medical Group, LLC (Arlington, VA). 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 Maria Romero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maria Romero accept?
Health plans from Oscar Health list Maria Romero 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 Maria Romero affiliated with any hospitals?
According to CMS data, Maria Romero is affiliated with Johns Hopkins Hospital, The and Luminis Health Anne Arundel Medical Center, Inc.
When was this NPI record last updated?
The NPPES record for Maria Romero was last updated on October 1, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.