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STEPHEN V SUM JR. D.C.
NPI 1912055195
Chiropractor in Castro Valley, CA

Active since January 06, 2007Accepts Medicare Assignment
20406 REDWOOD RD, D, CASTRO VALLEY, CA 94546(510) 538-1111(510) 538-1040 Get Directions Write a Review

NPPES record last updated: October 23, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Stephen V Sum Jr. D.c. NPPES

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

STEPHEN V SUM JR. D.C. (NPI 1912055195) is an individual chiropractor in Castro Valley, California, licensed in California (18971) and active in the NPI registry since January 2007. He is a graduate of Life Chiropractic College - West (1987).

NPPES Registry Identity

NPI1912055195
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameSTEPHEN V SUM JR.Credential: D.C.
Location Address20406 REDWOOD RD, DCastro Valley, CA 94546-4317
Mailing Address15520 Rockfield Blvd A200Irvine, CA 92618-6705 · (949) 598-9999 · Fax (949) 598-9990
Phone(510) 538-1111
Fax(510) 538-1040
Sole ProprietorYes
Medical School CMSLife Chiropractic College - WestGraduated 1987
Enumeration DateJanuary 6, 2007
Last NPPES UpdateOctober 23, 2015
✔ NPI 1912055195 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · 18971
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
20406 REDWOOD RD, Castro Valley, CA 94546
Open in Google Maps ↗

Other Identifiers 3

OtherDC0189710CA · Ptan
OtherDC18971CA · Chiropractic License
OtherDC0189710CA · Blue Shield

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

Stephen V Sum Jr. D.c. 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 ID2961585104
PECOS Enrollment IDI20080212000369

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
168 services20 patients

Other Providers at the Same Location NPPES 5

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

DR. KIRAN KHEMANI DDS
Dentist
20406 REDWOOD RD, SUITE C-1
CASTRO VALLEY, CA 94546
Alameda County (408) 582-7919
DR. STEPHEN FRANCIS LA DUE DDS
Dentist
20406 REDWOOD RD, SUITE H
CASTRO VALLEY, CA 94546
Alameda County (510) 581-1991
CASSIE ANGELINE STANSBERRY D.C.
Chiropractor
20406 REDWOOD RD, SUITE D
CASTRO VALLEY, CA 94546
Alameda County (510) 538-1111
ALAN G FIERRO D.D.S.
Dentist (Dental Public Health)
20406 REDWOOD RD, SUITE C-1
CASTRO VALLEY, CA 94546
Alameda County (510) 582-7919
DR. JOHN GUILFORD D.C.
Chiropractor
20406 REDWOOD RD, STE B
CASTRO VALLEY, CA 94546
Alameda County (510) 886-7515

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 Stephen Sum's NPI number?

The NPI number for Stephen Sum is 1912055195. It was assigned to this individual provider in the NPPES registry on January 6, 2007.

Where is Stephen Sum located?

Stephen Sum practices at 20406 Redwood Rd D, Castro Valley, CA 94546. The listed phone number is (510) 538-1111.

What is Stephen Sum's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Stephen Sum enrolled in Medicare?

Yes. Stephen Sum 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 Stephen Sum was last updated on October 23, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.