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GATEWAYS COMMUNITY MHC
NPI 1497884613
Clinic/Center - Mental Health (Including Community Mental Health Center) in Los Angeles, CA

Active since March 05, 2007
320 N MADISON AVE STE B, LOS ANGELES, CA 90004(323) 644-2040(323) 660-6866 Get Directions Write a Review

NPPES record last updated: March 16, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 27, 2022, Dec 2, 2021, Nov 28, 2017 (3 updates tracked since 2017).

About Gateways Community Mhc NPPES

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

GATEWAYS COMMUNITY MHC (NPI 1497884613) is a healthcare organization registered as a mental health (including community mental health center) in Los Angeles, California and active in the NPI registry since March 2007. The organization lists Phil Wong, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1497884613
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameGATEWAYS HOSPITAL & MENTAL HEALTH CENTER
Location Address320 N MADISON AVE STE BLos Angeles, CA 90004-3791
Mailing Address1891 Effie StreetLos Angeles, CA 90026 · (323) 644-2000 · Fax (323) 315-1169
Phone(323) 644-2040
Fax(323) 660-6866
Organization SubpartNo
Authorized OfficialPhil WongChief Executive Officer · (323) 644-2000
Enumeration DateMarch 5, 2007
Last NPPES UpdateMarch 16, 20223 updates tracked since enumeration
NPPES CertifiedMarch 16, 2022
✔ NPI 1497884613 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
Also ListedPsychiatric Residential Treatment FacilityTaxonomy 323P00000X · License 191800257 (CA)
320 N MADISON AVE STE B, Los Angeles, CA 90004
Open in Google Maps ↗

Other Names 1

Doing Business AsGateways Community Mhc

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gateways Community Mhc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

25

Medicare enrollment records show 25 clinicians reassign Medicare billing to Gateways Community Mhc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 19 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 6

Psychiatry8
Clinical Social Worker6
Nurse Practitioner5
Clinical Psychologist3
Marriage and Family Therapist2
General Practice1

Nearest to this location (20)

See all 25
Ken Yabuki, MFT
Marriage and Family Therapist
NPI 1962531061
340 N. MADISON AVE
Los Angeles, CA 90004
(323) 644-2026
✔ PECOSSame address
Vanessa Reyes-Bermudez
Clinical Social Worker
NPI 1285076836
423 N HOOVER ST
Los Angeles, CA 90004
(323) 300-1830
✔ PECOS0.3 mi
Christine Costa, NP
Nurse Practitioner
NPI 1407929581
433 N HOOVER ST
Los Angeles, CA 90004
(323) 644-2040
✔ PECOS0.3 mi
Viguen Movsesian, MD
Psychiatry
NPI 1477548923
3030 W OLYMPIC BLVD STE 217
Los Angeles, CA 90006
(213) 550-2159
✔ PECOS✔ Accepts Medicare1.8 mi
Kristen Choi
Nurse Practitioner
NPI 1467150052
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS✔ Accepts Medicare1.9 mi
Cinzia Cottu Di Roccaforte, PSY.D.
Clinical Psychologist
NPI 1114351418
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS✔ Accepts Medicare1.9 mi
Maria Bates, NURSE PRACTITIONER
Nurse Practitioner
NPI 1184413502
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS1.9 mi
Meredith Mead, PMHNP-BC
Nurse Practitioner
NPI 1124603212
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS✔ Accepts Medicare1.9 mi
Imani Walker, D.O.
General Practice
NPI 1053514588
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS✔ Accepts Medicare1.9 mi
Irma Velasco, PMHNP-BC, FNP-BC
Nurse Practitioner
NPI 1508457367
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS1.9 mi
Megan Frazier, PSYD
Clinical Psychologist
NPI 1235653262
1891 EFFIE ST
Los Angeles, CA 90026
(323) 644-2000
✔ PECOS1.9 mi
Amber Crume, LCSW
Clinical Social Worker
NPI 1598041378
1355 S HILL ST
Los Angeles, CA 90015
(213) 389-5820
✔ PECOS3.2 mi
Michelle Pietryga, M.D.
Psychiatry
NPI 1568554665
1530 S OLIVE ST
Los Angeles, CA 90015
(213) 746-1037
✔ PECOS3.2 mi
Elena Wash, MSW
Clinical Social Worker
NPI 1902261258
470 E 3RD ST STE C
Los Angeles, CA 90013
(213) 620-5712
✔ PECOS3.5 mi
Miranda D'agostino-Chavez, LCSW
Clinical Social Worker
NPI 1194492033
3455 PERCY ST
Los Angeles, CA 90023
(323) 268-2100
✔ PECOS✔ Accepts Medicare6.2 mi
Megan Callaghan, LMFT
Marriage and Family Therapist
NPI 1134697766
1049 ORANGE GROVE AVE
South Pasadena, CA 91030
(931) 303-6813
✔ PECOS7.7 mi
Arthur Kopp, M.D.
Psychiatry
NPI 1598977241
5855 GREEN VALLEY CIR STE 312
Culver City, CA 90230
(310) 721-9030
✔ PECOS✔ Accepts Medicare8.6 mi
Yelena Koldobskaya
Psychiatry
NPI 1972845451
11303 W WASHINGTON BLVD FL 2
Los Angeles, CA 90066
(310) 482-6600
✔ PECOS8.8 mi
Kathy Valencia, LCSW
Clinical Social Worker
NPI 1578077111
117 E COLORADO BLVD
Pasadena, CA 91105
(818) 233-0817
✔ PECOS9.2 mi
Lilia Sheynman, PHD
Clinical Psychologist
NPI 1255506655
4058 ORANGE AVE
Long Beach, CA 90807
(562) 246-6276
✔ PECOS✔ Accepts Medicare18 mi
See all 25 clinicians

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

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 Gateways Hospital & Mental Health Center's NPI number?

The NPI number for Gateways Hospital & Mental Health Center is 1497884613. It was assigned to this organization in the NPPES registry on March 5, 2007. The provider is doing business as Gateways Community Mhc.

Where is Gateways Hospital & Mental Health Center located?

Gateways Hospital & Mental Health Center is located at 320 N Madison Ave Ste B, Los Angeles, CA 90004. The listed phone number is (323) 644-2040.

What is Gateways Hospital & Mental Health Center's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

Is Gateways Hospital & Mental Health Center enrolled in Medicare?

Yes. Gateways Hospital & Mental Health Center is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gateways Hospital & Mental Health Center?

According to the CMS Revalidation Reassignment List (October 2026 release), 25 clinicians in 6 Medicare specialties reassign their Medicare billing to Gateways Hospital & Mental Health Center. A 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 the clinician's services. The largest specialties are Psychiatry (8), Clinical Social Worker (6) and Nurse Practitioner (5). Of these, 1 practice at this address and 19 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Gateways Hospital & Mental Health Center was last updated on March 16, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.