MARGARET ANN ROMERO CNP
NPI 1336117951
Nurse Practitioner in Stamford, CT
About Margaret Ann Romero Cnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET ANN ROMERO CNP (NPI 1336117951) is an individual nurse practitioner in Stamford, Connecticut, licensed in New York (F430095) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in New York.
NPPES Registry Identity
Specialties & Licenses
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)
Margaret Ann Romero Cnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Margaret Romero reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fairfield, CT 06825
- Reassigned Medicare billing, Connecticut enrollment
- 43 clinicians in this Medicare group
Bridgeport, CT 06606
- Reassigned Medicare billing, Connecticut enrollment
- 41 clinicians in this Medicare group
Bridgeport, CT 06610
- Reassigned Medicare billing, Connecticut enrollment
- 44 clinicians in this Medicare group
Shelton, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 40 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 06905 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Margaret Romero's NPI number?
The NPI number for Margaret Romero is 1336117951. It was assigned to this individual provider in the NPPES registry on March 9, 2006.
Where is Margaret Romero located?
Margaret Romero practices at 3000 Summer St, Stamford, CT 06905. The listed phone number is (203) 969-2000.
What is Margaret Romero's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Margaret Romero enrolled in Medicare?
Yes. Margaret Romero is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Margaret Romero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Romero reassigns Medicare benefits to 4 organizations: Qmg2,llc (Fairfield, CT), Qmg4, LLC (Bridgeport, CT), Quentin Medical Group, LLC (Bridgeport, CT) and Qmg3, LLC (Shelton, CT). 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 Margaret Romero'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 Margaret Romero was last updated on September 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Margaret Ann Romero, CNP · NPI 1336117951
Nurse Practitioner physician in Stamford, Connecticut. Individual provider, active in the CMS NPPES registry since March 9, 2006.
## Identity
- **NPI:** 1336117951 (Entity type: Individual)
- **Enumerated:** March 9, 2006
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** F430095 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3000 SUMMER ST, Stamford, CT 06905
- **Phone:** (203) 969-2000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Qmg2,llc (NPI 1437546363, Fairfield, CT); Qmg4, LLC (NPI 1023471299, Bridgeport, CT); Quentin Medical Group, LLC (NPI 1487087250, Bridgeport, CT); Qmg3, LLC (NPI 1053856039, Shelton, CT) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 12, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1336117951) · Data from the CMS NPPES public registry.