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MS. HELEN HYESUNG AHN LMFT
NPI 1104076504
Marriage & Family Therapist in Pasadena, CA

Active since September 23, 2008PECOS EnrolledAccepts Medicare Assignment
180 N OAKLAND AVE, PASADENA, CA 91101(626) 584-5555 Get Directions Write a Review

NPPES record last updated: August 18, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 18, 2022, Mar 29, 2021, Sep 18, 2019 and 1 more (4 updates tracked since 2018).

About Ms. Helen Hyesung Ahn Lmft NPPES

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

MS. HELEN HYESUNG AHN LMFT (NPI 1104076504) is an individual marriage & family therapist in Pasadena, California, licensed in California (100494) and active in the NPI registry since September 2008. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1104076504
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. HELEN HYESUNG AHNCredential: LMFT
Location Address180 N OAKLAND AVEPasadena, CA 91101-1714
Mailing Address180 N Oakland AvePasadena, CA 91101-1714 · (626) 584-5555
Phone(626) 584-5555
Sole ProprietorYes
Medical School CMSOtherGraduated 2008
Enumeration DateSeptember 23, 2008
Last NPPES UpdateAugust 18, 20224 updates tracked since enumeration
NPPES CertifiedAugust 18, 2022
✔ NPI 1104076504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · 100494
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
180 N OAKLAND AVE, Pasadena, CA 91101
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Other Names 1

Former Name (1)Hye Sung Helen Ahn

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Helen Hyesung Ahn Lmft is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981040110
PECOS Enrollment IDI20240311002858
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.

Other Providers at the Same Location NPPES 20

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

DR. KENNETH WANG PHD
Psychologist
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 304-3712
ROSA MIRI CHOI
Student in an Organized Health Care Education/Training Program
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 584-5555
MS. TERRY W LIEPMANN MS LMFT
Marriage & Family Therapist
180 N OAKLAND AVE, 2ND FLOOR
PASADENA, CA 91101
Los Angeles County (626) 584-4466
PATRICK ELIE JACQUES
Psychologist
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 584-5555
DR. WARREN SHELBURNE BROWN III M.D.
Internal Medicine
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 355-8595
ANGELA STOWELL DUPONT
Psychologist
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 584-5555
WINSTON EARL GOODEN PHD
Psychologist
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 584-5501
HYEJIN PARK MA
Psychologist (Clinical)
180 N OAKLAND AVE
PASADENA, CA 91101
Los Angeles County (626) 584-5555

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 Helen Ahn's NPI number?

The NPI number for Helen Ahn is 1104076504. It was assigned to this individual provider in the NPPES registry on September 23, 2008. The provider is also known as Hye Sung Helen Ahn.

Where is Helen Ahn located?

Helen Ahn practices at 180 N Oakland Ave, Pasadena, CA 91101. The listed phone number is (626) 584-5555.

What is Helen Ahn's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Helen Ahn enrolled in Medicare?

Yes. Helen Ahn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Helen Ahn was last updated on August 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.