SSG APCTC ALHAMBRA CENTER
NPI 1003947904
Clinic/Center in Alhambra, CA

Active since March 09, 2007
1635 W MAIN ST STE 100, ALHAMBRA, CA 91801(626) 248-1800 Get Directions Write a Review

NPPES record last updated: February 23, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 23, 2021, Dec 13, 2018, Nov 7, 2018 (3 updates tracked since 2018).

About Ssg Apctc Alhambra Center NPPES

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

SSG APCTC ALHAMBRA CENTER (NPI 1003947904) is a healthcare organization registered as a clinic/center in Alhambra, California and active in the NPI registry since March 2007. The organization lists Herbert K. Hatanaka, Executive Director, as its authorized official.

NPPES Registry Identity

NPI1003947904
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameSPECIAL SERVICE FOR GROUPS, INC.
Location Address1635 W MAIN ST STE 100Alhambra, CA 91801-1951
Mailing Address905 E 8th StLos Angeles, CA 90021-1848 · (213) 553-1800 · Fax (213) 553-1822
Organization SubpartNo
Authorized OfficialHerbert K. HatanakaExecutive Director · (213) 553-1800
Enumeration DateMarch 9, 2007
Last NPPES UpdateFebruary 23, 20213 updates tracked since enumeration
NPPES CertifiedFebruary 23, 2021
✔ NPI 1003947904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
Definition
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
1635 W MAIN ST STE 100, Alhambra, CA 91801

Other Names 1

Other NameSsg Apctc Alhambra Center

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ssg Apctc Alhambra Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

131

Medicare enrollment records show 131 clinicians reassign Medicare billing to Ssg Apctc Alhambra Center, which bills Medicare for the services they deliver. Of these, 8 practice at this address and 72 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 8

Clinical Social Worker48
Marriage and Family Therapist36
Psychiatry30
Nurse Practitioner12
Clinical Psychologist2
Geriatric Medicine1
Geriatric Psychiatry1
Mental Health Counselor1

Nearest to this location (20)

See all 131
Psychiatry
NPI 1568673564
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOS✔ Accepts MedicareSame address
Marriage and Family Therapist
NPI 1215672449
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOSSame address
Clinical Social Worker
NPI 1679133243
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOSSame address
Marriage and Family Therapist
NPI 1376911222
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOSSame address
Marriage and Family Therapist
NPI 1407234800
1635 W MAIN ST STE 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1467945683
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOS✔ Accepts MedicareSame address
Marriage and Family Therapist
NPI 1205514866
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOS✔ Accepts MedicareSame address
Marriage and Family Therapist
NPI 1356023089
1635 W MAIN ST # 100
Alhambra, CA 91801
(626) 248-1800
✔ PECOSSame address
Psychiatry
NPI 1003845702
1520 SAN PABLO ST STE 1652
Los Angeles, CA 90033
(323) 442-6000
✔ PECOS4.1 mi
Psychiatry
NPI 1912534249
1200 N STATE ST
Los Angeles, CA 90089
(323) 409-5551
✔ PECOS✔ Accepts Medicare4.4 mi
Clinical Social Worker
NPI 1700289493
227 1/2 S BONNIE BEACH PL
Los Angeles, CA 90063
(323) 697-1913
✔ PECOS4.6 mi
Clinical Social Worker
NPI 1568955862
3629 SANTA ANITA AVE # 102
El Monte, CA 91731
(562) 852-3888
✔ PECOS5.8 mi
Nurse Practitioner
NPI 1609426097
470 E 3RD ST
Los Angeles, CA 90013
(213) 620-5712
✔ PECOS✔ Accepts Medicare6.5 mi
Clinical Social Worker
NPI 1518556463
470 E 3RD ST STE C
Los Angeles, CA 90013
(213) 620-5712
✔ PECOS6.5 mi
Nurse Practitioner
NPI 1912425331
470 E 3RD ST
Los Angeles, CA 90013
(213) 620-5712
✔ PECOS✔ Accepts Medicare6.5 mi
Mental Health Counselor
NPI 1487323069
470 E 3RD ST STE C
Los Angeles, CA 90013
(213) 620-5712
✔ PECOS6.8 mi
Psychiatry
NPI 1407048002
445 S FIGUEROA ST FL 31
Los Angeles, CA 90071
(424) 425-1232
✔ PECOS✔ Accepts Medicare7.1 mi
Psychiatry
NPI 1477581379
600 ST PAUL AVE STE 101
Los Angeles, CA 90017
(213) 483-3000
✔ PECOS✔ Accepts Medicare7.4 mi
Marriage and Family Therapist
NPI 1801431838
515 COLUMBIA AVE # 200
Los Angeles, CA 90017
(213) 249-9388
✔ PECOS7.6 mi
Clinical Psychologist
NPI 1093766149
520 S LAFAYETTE PK PL 3RD FLOOR
Los Angeles, CA 90057
(213) 252-2100
✔ PECOS✔ Accepts Medicare8.0 mi
See all 131 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 Special Service For Groups, Inc.'s NPI number?

The NPI number for Special Service For Groups, Inc. is 1003947904. It was assigned to this organization in the NPPES registry on March 9, 2007. The provider is also known as Ssg Apctc Alhambra Center.

Where is Special Service For Groups, Inc. located?

Special Service For Groups, Inc. is located at 1635 W Main St Ste 100, Alhambra, CA 91801. The listed phone number is (626) 248-1800.

What is Special Service For Groups, Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Special Service For Groups, Inc. enrolled in Medicare?

Yes. Special Service For Groups, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Special Service For Groups, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 131 clinicians in 8 Medicare specialties reassign their Medicare billing to Special Service For Groups, Inc.. 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 Clinical Social Worker (48), Marriage and Family Therapist (36) and Psychiatry (30). Of these, 8 practice at this address and 72 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 Special Service For Groups, Inc. was last updated on February 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.