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GABRIELLE DORN MSN, FNP-C
NPI 1487120358
Nurse Practitioner - Family in Rockville, MD

Active since October 18, 2018PECOS EnrolledAccepts Medicare Assignment
1 RESEARCH CT STE 450, ROCKVILLE, MD 20850(888) 803-3370(888) 803-3331 Get Directions Write a Review

NPPES record last updated: April 22, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 22, 2026, Jun 28, 2024, Oct 29, 2020 and 2 more (5 updates tracked since 2018).

About Gabrielle Dorn Msn, Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GABRIELLE DORN MSN, FNP-C (NPI 1487120358) is an individual family provider in Rockville, Maryland, licensed in New York (830829) and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1487120358
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameGABRIELLE DORNCredential: MSN, FNP-C
Location Address1 RESEARCH CT STE 450Rockville, MD 20850-6252
Mailing Address426 Jennelle RdChristiansburg, VA 24073-7906 · (540) 750-5308
Phone(888) 803-3370
Fax(888) 803-3331
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateOctober 18, 2018
Last NPPES UpdateApril 22, 20265 updates tracked since enumeration
NPPES CertifiedApril 22, 2026
✔ NPI 1487120358 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in NY · 830829✔ Licensed in OR · 201910216NP-PP✔ Licensed in VA · 0024193584✔ Licensed in MD · R201501
1 RESEARCH CT STE 450, Rockville, MD 20850
Open in Google Maps ↗

Secondary Practice Locations 2

Location 165 W 36th St Fl 11 Office 11-05New York, NY 10018-7936 · Phone (888) 803-3370 · Fax (888) 803-3331
Location 22175 NW Raleigh St Ste 110Portland, OR 97210-2392 · Phone (217) 511-0972 · Fax (888) 803-3331

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gabrielle Dorn Msn, Fnp-c 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.

PECOS PAC ID9537406301
PECOS Enrollment IDI20251001004469, I20251008000894
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20850 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

GARCIA THERAPY SERVICES, LLC
Community/Behavioral Health
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (800) 790-8081
DR. HEATHER ROSE LOFFREDO PSYD
Psychologist (Clinical Child & Adolescent)
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (240) 403-4040
DOMENICA CARRESE
Marriage & Family Therapist
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (240) 215-3517
MR. LARRY C TROWER LMSW, ED.D
Social Worker (Clinical)
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (301) 441-3772
INFINITELY CONSULTING
Case Management
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (240) 316-3957
CUMMINGS ENTERPRISES LLC
Home Health
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (703) 955-2143
GUSSIE A ASSAM FNP-C
Nurse Practitioner (Family)
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (888) 803-3370
CUMMINGS ENTERPRISES LLC
Home Health
1 RESEARCH CT STE 450
ROCKVILLE, MD 20850
Montgomery County (703) 955-2143

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 Gabrielle Dorn's NPI number?

The NPI number for Gabrielle Dorn is 1487120358. It was assigned to this individual provider in the NPPES registry on October 18, 2018.

Where is Gabrielle Dorn located?

Gabrielle Dorn practices at 1 Research Ct Ste 450, Rockville, MD 20850. The listed phone number is (888) 803-3370.

What is Gabrielle Dorn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Gabrielle Dorn enrolled in Medicare?

Yes. Gabrielle Dorn 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.

When was this NPI record last updated?

The NPPES record for Gabrielle Dorn was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.