NPPES file of Aug 9, 2026

Claudia Mai Nguyen, PHD, LPC, NCC

Mental Health Counselor · Washington, DC

Claudia Mai Nguyen, PHD, LPC, NCC is a mental health counselor with a practice address in Washington, District of Columbia, and NPI 1932711488, issued on Aug 17, 2020. Check the license (District of Columbia LGPC00708, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1932711488
Name
Claudia Mai Nguyen
Credential
PHD, LPC, NCC
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
LGPC00708 DC
Self-reported in NPPES; status is on the state search
Practice location
1717 N St NW Ste 1, Washington, DC 20036
Phone
(202) 713-9809
Enumerated
Aug 17, 2020
Record last updated
Feb 20, 2026
Medicare enrollment
Enrolled (PECOS I20241210002493); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1717 N St NW Ste 1

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

  1. Nelson BalingwePsychiatric/Mental Health Registered Nurse1417507203
  2. Rashanda Bray, LCSWClinical Social Worker1962008540
  3. Nicole BrzozowskiMental Health Counselor1518849884
  4. Orin Greene, AGNP-C, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1730533589
  5. Ja'Lessa HardwickPsychologist1528538659
  6. Zehra Naviwala, LICSWClinical Social Worker1225798523

Verify Claudia Mai Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
    Search for license LGPC00708
    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 District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Medstar Medical Group II LLCWashington, DC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Claudia Mai Nguyen among 751 mental health counselor records in District of Columbia

Claudia Mai Nguyen, PHD, LPC, NCC is one of 751 mental health counselor records with a practice address in District of Columbia. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 36% of them.

  • NPI issued2020 · 36% of these records are older, 58% newer
  • In a Medicare fileYes · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Graduated2024 · median 2015 among the 29 with a school on file
  • Record last updated2026 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

748 mental health counselor records list a practice address in Washington

They are 748 of the 45,857 NPPES records with a practice address in Washington, and 751 mental health counselor records in District of Columbia.

The 8 mental health counselor records with the nearest ZIP codes

  1. Brian Armstrong, LICSWWashington, DC 200361861780157
  2. Charlotte Blutstein, LPCWashington, DC 200361952693657
  3. Courtenay Culp, LCPC, LPCWashington, DC 200361265569180
  4. Denise Elizondo, MS, LPCWashington, DC 200361427173046
  5. Michele Garfield, LPCWashington, DC 200361689985269
  6. Gerald Jones, M.S. LPCWashington, DC 200361548597115
  7. Larry Jones, LPCWashington, DC 200361225315211
  8. Shari MatrayWashington, DC 200361871876235

Common questions

What is Claudia Mai Nguyen, PHD, LPC, NCC's NPI number?

Claudia Mai Nguyen, PHD, LPC, NCC's National Provider Identifier (NPI) is 1932711488, issued on Aug 17, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Claudia Mai Nguyen, PHD, LPC, NCC located?

The NPPES record lists a practice address at 1717 N St NW Ste 1, Washington, DC, 20036. Phone: (202) 713-9809. Providers update this record themselves, so call before visiting.

How can I verify Claudia Mai Nguyen, PHD, LPC, NCC's license?

NPPES lists District of Columbia license number LGPC00708, as entered by the provider. Search the District of Columbia 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. Medicare files from data.cms.gov. 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.