ESTEFANIA GUILLEN SANCHEZ DNP
NPI 1750892097
Nurse Anesthetist, Certified Registered in Baltimore, MD
About Estefania Guillen Sanchez Dnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ESTEFANIA GUILLEN SANCHEZ DNP (NPI 1750892097) is an individual nurse anesthetist, certified registered in Baltimore, Maryland, licensed in Maryland (R229235) and active in the NPI registry since October 2017. She is affiliated with University Of Maryland Medical Center and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
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
Estefania Guillen Sanchez Dnp 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
5Medicare enrollment records show Estefania Sanchez reassigns Medicare billing to 5 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
- 148 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Shock Trauma Associates PA
- 541 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Anesthesiology Associates PA
- 303 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Prince Frederick, MD 20678
- Reassigned Medicare billing, District of Columbia enrollment
- 196 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.
Hospital Affiliations CMS Care Compare
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, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 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 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 Estefania Sanchez's NPI number?
The NPI number for Estefania Sanchez is 1750892097. It was assigned to this individual provider in the NPPES registry on October 13, 2017.
Where is Estefania Sanchez located?
Estefania Sanchez practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (855) 486-6747.
What is Estefania Sanchez's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Estefania Sanchez enrolled in Medicare?
Yes. Estefania Sanchez 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 Estefania Sanchez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Estefania Sanchez reassigns Medicare benefits to 5 organizations: University Of Maryland Medical System Corporation (Baltimore, MD), Shock Trauma Associates, P.A. (Baltimore, MD), University Of Maryland Anesthesiology Associates P.A. (Baltimore, MD), Johns Hopkins University (Baltimore, MD) and North American Partners In Anesthesia Maryland LLC (Prince Frederick, 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 Estefania Sanchez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Estefania Sanchez affiliated with any hospitals?
According to CMS data, Estefania Sanchez is affiliated with University Of Maryland Medical Center.
When was this NPI record last updated?
The NPPES record for Estefania Sanchez was last updated on October 13, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Estefania Guillen Sanchez, DNP · NPI 1750892097
Nurse Anesthetist, Certified Registered physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since October 13, 2017.
## Identity
- **NPI:** 1750892097 (Entity type: Individual)
- **Enumerated:** October 13, 2017
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R229235 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1544
- **Phone:** (855) 486-6747
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Medical System Corporation (NPI 1508807355, Baltimore, MD); Shock Trauma Associates, P.A. (NPI 1679512909, Baltimore, MD); University Of Maryland Anesthesiology Associates P.A. (NPI 1033915145, Baltimore, MD); Johns Hopkins University (NPI 1295731966, Baltimore, MD); North American Partners In Anesthesia Maryland LLC (NPI 1093707879, Prince Frederick, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** October 13, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1750892097) · Data from the CMS NPPES public registry.