NPPES file of Aug 9, 2026

Cortney Tashko, FNP-C

Family Nurse Practitioner · Rockville, MD

Cortney Tashko, FNP-C is a family nurse practitioner with a practice address in Rockville, Maryland, and NPI 1659773034, issued on Sep 17, 2014. Check the license (Maryland R184632, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659773034
Name
Cortney Tashko
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R184632 MD
Self-reported in NPPES; status is on the state search
Practice location
15204 Omega Dr Ste 240, Rockville, MD 20850
Phone
(301) 658-3586
Enumerated
Sep 17, 2014
Record last updated
Oct 24, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 15204 Omega Dr Ste 240

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gerti Tashko, M.D.Endocrinology, Diabetes & Metabolism Physician1669688024

Verify Cortney Tashko in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R184632
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

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Cortney Tashko among 4,124 family nurse practitioner records in Maryland

Cortney Tashko, FNP-C is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2014, is newer than 24% of them.

  • NPI issued2014 · 24% of these records are older, 72% newer
  • In a Medicare fileNo · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2019 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

146 family nurse practitioner records list a practice address in Rockville

They are 146 of the 14,353 NPPES records with a practice address in Rockville, and 4,124 family nurse practitioner records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gussie Assam, FNP-CRockville, MD 208501184981300
  2. Kelley Bennett, CRNPRockville, MD 208501932267903
  3. Leslie Boylan, CRNPRockville, MD 208501700937075
  4. Chibuzo Efuribe, DNP, FNP, PMHNP-BCRockville, MD 208501861776346
  5. Maria Ferraris Araneta, CRNPRockville, MD 208501679579148
  6. Andrea Hagen, CRNPRockville, MD 208501952606634
  7. Lisa Hockman, CRNPRockville, MD 208501265465165
  8. Lemolls Johny, CRNPRockville, MD 208501467639971

Common questions

What is Cortney Tashko, FNP-C's NPI number?

Cortney Tashko, FNP-C's National Provider Identifier (NPI) is 1659773034, issued on Sep 17, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Cortney Tashko, FNP-C located?

The NPPES record lists a practice address at 15204 Omega Dr Ste 240, Rockville, MD, 20850. Phone: (301) 658-3586. Providers update this record themselves, so call before visiting.

How can I verify Cortney Tashko, FNP-C's license?

NPPES lists Maryland license number R184632, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.