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JOHN JANKOWSKI LICSW
NPI 1790129807
Social Worker - Clinical in Washington, DC

Active since April 19, 2013PECOS Enrolled
3401 12TH ST NE, SUITE #29234, WASHINGTON, DC 20017(703) 216-0544 Get Directions Write a Review

NPPES record last updated: June 27, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About John Jankowski Licsw NPPES

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

JOHN JANKOWSKI LICSW (NPI 1790129807) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC50079677) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1790129807
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameJOHN JANKOWSKICredential: LICSW
Location Address3401 12TH ST NE, SUITE #29234Washington, DC 20017-1144
Mailing Address3401 12th St Ne, Suite #29234Washington, DC 20017-1144 · (703) 216-0544
Phone(703) 216-0544
Sole ProprietorYes
Enumeration DateApril 19, 2013
Last NPPES UpdateJune 27, 2014
✔ NPI 1790129807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in DC · LC50079677
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
3401 12TH ST NE, Washington, DC 20017
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Jankowski Licsw 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 Reassignment

Medicare enrollment records show John Jankowski reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Anchor Mental Health Association
0.1 mi
Mental Health (Including Community Mental Health Center)
1001 LAWRENCE ST NE
Washington, DC 20017
  • Reassigned Medicare billing, District of Columbia enrollment
  • 15 clinicians in this Medicare group
NPI 1417029935 (202) 635-5900

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
140 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20017 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
$0.00 typical visit price
range $65.18 – $194.86
Typical copayment $0.00 (range $16.29 – $48.71)
Most-billed visit code NA
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.

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 John Jankowski's NPI number?

The NPI number for John Jankowski is 1790129807. It was assigned to this individual provider in the NPPES registry on April 19, 2013.

Where is John Jankowski located?

John Jankowski practices at 3401 12th St NE Suite #29234, Washington, DC 20017. The listed phone number is (703) 216-0544.

What is John Jankowski's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is John Jankowski enrolled in Medicare?

Yes. John Jankowski is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for John Jankowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Jankowski reassigns Medicare benefits to Anchor Mental Health Association (Washington, DC). The 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 John Jankowski'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 John Jankowski was last updated on June 27, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.