ELLYN JOHNSON M.D.
NPI 1760703904
Psychiatry & Neurology - Psychiatry in Washington, DC

Active since June 22, 2010PECOS Enrolled
3417 14TH ST NW, WASHINGTON, DC 20010(301) 857-9333(301) 245-2733 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 15, 2023, Nov 19, 2021 (2 updates tracked since 2021).

About Ellyn Johnson M.d. NPPES

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

ELLYN JOHNSON M.D. (NPI 1760703904) is an individual psychiatry provider in Washington, District Of Columbia, licensed in District Of Columbia (MD210002381) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1760703904
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameELLYN JOHNSONCredential: M.D.
Location Address3417 14TH ST NWWashington, DC 20010-3402
Mailing Address3417 14th St NwWashington, DC 20010-3402 · (301) 857-9333 · Fax (301) 245-2733
Fax(301) 245-2733
Sole ProprietorYes
Enumeration DateJune 22, 2010
Last NPPES UpdateJune 15, 20262 updates tracked since enumeration
NPPES CertifiedJune 15, 2026
✔ NPI 1760703904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in DC · MD210002381✔ Licensed in VA · 0101278206✔ Licensed in SC · 86844✔ Licensed in MD · D0094395
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
3417 14TH ST NW, Washington, DC 20010

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ellyn Johnson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

6

Medicare enrollment records show Ellyn Johnson reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Psychiatry
8040 GEORGIA AVE STE 170
Silver Spring, MD 20910
  • Reassigned Medicare billing, Maryland enrollment
  • 141 clinicians in this Medicare group
Neurology
1715 N GEORGE MASON DR STE 107
Arlington, VA 22205
  • Reassigned Medicare billing, District of Columbia enrollment
  • 436 clinicians in this Medicare group
Medical Specialty
100 E CARROLL ST
Salisbury, MD 21801
  • Reassigned Medicare billing, Maryland enrollment
  • 531 clinicians in this Medicare group
Mental Health (Including Community Mental Health Center)
250 DEWEY AVE
Spartanburg, SC 29303
  • Reassigned Medicare billing, South Carolina enrollment
  • 133 clinicians in this Medicare group
Internal Medicine
506 NORTH ST
Bamberg, SC 29003
  • Reassigned Medicare billing, South Carolina enrollment
  • 2,389 clinicians in this Medicare group
Nurse Anesthetist, Certified Registered
302 UNIVERSITY PKWY
Aiken, SC 29801
  • Reassigned Medicare billing, South Carolina enrollment
  • 59 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 20010 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
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 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Counselor (Professional)
3417 14TH ST NW
WASHINGTON, DC 20010
Clinic/Center (Adult Mental Health)
3417 14TH ST NW
WASHINGTON, DC 20010
Counselor (Mental Health)
3417 14TH ST NW
WASHINGTON, DC 20010
Counselor (Mental Health)
3417 14TH ST NW
WASHINGTON, DC 20010
Counselor (Mental Health)
3417 14TH ST NW
WASHINGTON, DC 20010
Counselor (Mental Health)
3417 14TH ST NW
WASHINGTON, DC 20010
Social Worker
3417 14TH ST NW
WASHINGTON, DC 20010
Counselor (Professional)
3417 14TH ST NW
WASHINGTON, DC 20010

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 Ellyn Johnson's NPI number?

The NPI number for Ellyn Johnson is 1760703904. It was assigned to this individual provider in the NPPES registry on June 22, 2010.

Where is Ellyn Johnson located?

Ellyn Johnson practices at 3417 14th St NW, Washington, DC 20010. The listed phone number is (301) 857-9333.

What is Ellyn Johnson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Ellyn Johnson enrolled in Medicare?

Yes. Ellyn Johnson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ellyn Johnson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ellyn Johnson reassigns Medicare benefits to 6 organizations: Axis Healthcare Group (Silver Spring, MD), Virginia Hospital Center Physician Group LLC (Arlington, VA), Tidalhealth Specialty Care, LLC (Salisbury, MD), South Carolina Dept Of Mental Health Accounting Office (Spartanburg, SC), Musc Community Physicians (Bamberg, SC) and 1 more organization, listed in the Medicare section above. 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 Ellyn Johnson'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 Ellyn Johnson was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.