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ROCKVILLE GYNECOLOGY LLC
NPI 1891121729
Obstetrics & Gynecology in Rockville, MD

Active since September 24, 2013CLIA 21D1075668 · Certificate of Compliance
15204 OMEGA DR STE 200, ROCKVILLE, MD 20850(301) 330-7002(301) 330-7006 Get Directions Write a Review

NPPES record last updated: November 25, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Rockville Gynecology Llc NPPES

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

ROCKVILLE GYNECOLOGY LLC (NPI 1891121729) is a healthcare organization registered as an obstetrics & gynecology in Rockville, Maryland and active in the NPI registry since September 2013. The organization holds a CLIA Certificate of Compliance certificate valid through February 16, 2028 and lists Carolynn M Young, Owner, as its authorized official.

NPPES Registry Identity

NPI1891121729
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameROCKVILLE GYNECOLOGY LLC
Location Address15204 OMEGA DR STE 200Rockville, MD 20850-4814
Mailing Address15204 Omega Dr Ste 200Rockville, MD 20850-4814 · (301) 330-7002 · Fax (301) 330-7006
Phone(301) 330-7002
Fax(301) 330-7006
Organization SubpartNo
Authorized OfficialCarolynn M YoungOwner · (301) 279-7622
Enumeration DateSeptember 24, 2013
Last NPPES UpdateNovember 25, 2025
NPPES CertifiedNovember 25, 2025
✔ NPI 1891121729 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
15204 OMEGA DR STE 200, Rockville, MD 20850
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rockville Gynecology Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateDistrict of ColumbiaEnrollment IDO20131122000003Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Rockville Gynecology LLC, which bills Medicare for the services they deliver. Of these, 6 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Nadine Flaharty, CRNM
Certified Nurse Midwife (CNM)
NPI 1659420586
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7002
✔ PECOS✔ Accepts MedicareSame address
Tosha Luchtefeld, CFNP
Nurse Practitioner
NPI 1053432179
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7002
✔ PECOS✔ Accepts MedicareSame address
Sarah Rose, M.D.
Obstetrics/Gynecology
NPI 1629482211
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7002
✔ PECOS✔ Accepts MedicareSame address
Meagan Slate, MD
Obstetrics/Gynecology
NPI 1386091874
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7002
✔ PECOS✔ Accepts MedicareSame address
Carolynn Young, MD
Obstetrics/Gynecology
NPI 1285615195
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7002
✔ PECOS✔ Accepts MedicareSame address
Anh Nguyen, DO
Obstetrics/Gynecology
NPI 1275154866
15204 OMEGA DR STE 200
Rockville, MD 20850
(301) 330-7007
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 21D1075668

Rockville Gynecology LLC · Rockville, MD
Active · expires Feb 16, 2028
CLIA Number21D1075668
Laboratory TypePhysician Office
Certificate Effective DateFebruary 17, 2026
Certificate Expiration DateFebruary 16, 2028
Laboratory DirectorDr. Carolynn Young
Laboratory Phone(301) 330-7007
Laboratory LocationRockville Gynecology LLC15204 Omega Drive, Suite 200, Rockville, MD 20850
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Rockville Gynecology LLC's NPI number?

The NPI number for Rockville Gynecology LLC is 1891121729. It was assigned to this organization in the NPPES registry on September 24, 2013.

Where is Rockville Gynecology LLC located?

Rockville Gynecology LLC is located at 15204 Omega Dr Ste 200, Rockville, MD 20850. The listed phone number is (301) 330-7002.

What is Rockville Gynecology LLC's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Rockville Gynecology LLC enrolled in Medicare?

Yes. Rockville Gynecology LLC is registered in the Medicare PECOS enrollment system.

When is Rockville Gynecology LLC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (District of Columbia, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Rockville Gynecology LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 3 Medicare specialties reassign their Medicare billing to Rockville Gynecology LLC. A 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 the clinician's services. The largest specialties are Obstetrics/Gynecology (4), Certified Nurse Midwife (CNM) (1) and Nurse Practitioner (1). Of these, 6 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Rockville Gynecology LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 21D1075668) is associated with this NPI, valid through February 16, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Rockville Gynecology LLC was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.