1. Home
  2. Directory
  3. California
  4. Monterey Park
  5. Surgery
  6. NPI Profile

ADVANCE SURGEONS MEDICAL GROUP INC
NPI 1952311680
Surgery in Monterey Park, CA

Active since August 08, 2006
120 W HELLMAN AVE STE 203, MONTEREY PARK, CA 91754(626) 457-6333(626) 457-1933 Get Directions Write a Review

NPPES record last updated: January 15, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Advance Surgeons Medical Group Inc NPPES

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

ADVANCE SURGEONS MEDICAL GROUP INC (NPI 1952311680) is a healthcare organization registered as a surgery in Monterey Park, California and active in the NPI registry since August 2006. The organization lists Kenneth T Sim, President, as its authorized official.

NPPES Registry Identity

NPI1952311680
Entity TypeOrganization
Primary Taxonomy208600000X
Legal Business NameADVANCE SURGEONS MEDICAL GROUP INC
Location Address120 W HELLMAN AVE STE 203Monterey Park, CA 91754-1209
Mailing Address120 W Hellman Ave Ste 203Monterey Park, CA 91754-1209 · (626) 457-6333 · Fax (626) 457-1933
Phone(626) 457-6333
Fax(626) 457-1933
Organization SubpartNo
Authorized OfficialKenneth T SimPresident · (626) 457-6333
Enumeration DateAugust 8, 2006
Last NPPES UpdateJanuary 15, 2024
NPPES CertifiedJanuary 15, 2024
✔ NPI 1952311680 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
120 W HELLMAN AVE STE 203, Monterey Park, CA 91754
Open in Google Maps ↗

Other Identifiers 1

MedicaidGR0089240CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Advance Surgeons Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to Advance Surgeons Medical Group Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (11)

Kenneth Sim, MD
General Surgery
NPI 1831109578
120 W HELLMAN AVE STE 203
Monterey Park, CA 91754
(626) 457-6333
✔ PECOSSame address
Bob Wu, M.D.
General Surgery
NPI 1205030707
328 S 1ST ST SUITE F AND G
Alhambra, CA 91801
(626) 457-6333
✔ PECOS✔ Accepts Medicare1.5 mi
Amy Chonghasawat, MD
General Surgery
NPI 1003306739
328 SOUTH FIRST STREET SUITE F & G
Alhambra, CA 91801
(626) 457-6333
✔ PECOS✔ Accepts Medicare1.5 mi
Young Tran, MD
General Surgery
NPI 1164432803
328 SOUTH 1ST STREET SUITE F-G
Alhambra, CA 91801
(626) 457-6333
✔ PECOS✔ Accepts Medicare1.5 mi
Norman Bautista, M.D.
General Surgery
NPI 1134224066
1848 N ALVARADO ST
Los Angeles, CA 90026
(323) 663-0465
✔ PECOS✔ Accepts Medicare7.7 mi
Christopher Co, DO
General Surgery
NPI 1558990119
4234 RIVERWALK PKWY STE 120
Riverside, CA 92505
(951) 373-5800
✔ PECOS✔ Accepts Medicare38 mi
Alexandra Nguyen, MD
General Surgery
NPI 1093389181
400 N PEPPER AVE
Colton, CA 92324
(909) 580-3362
✔ PECOS44 mi
Lung-Ching Lee, M.D.
General Surgery
NPI 1023339371
26520 CACTUS AVE
Moreno Valley, CA 92555
(951) 486-4000
✔ PECOS✔ Accepts Medicare54 mi
Peng Yu, MD, PHD
General Surgery
NPI 1124468277
5604 SW LEE BLVD STE 210
Lawton, OK 73505
(580) 531-6465
✔ PECOS✔ Accepts Medicare1,123 mi
Kashif Zuberi, MBBCH FACS MRCSI
General Surgery
NPI 1508919572
1233 34TH ST NW
Bemidji, MN 56601
(218) 333-5283
✔ PECOS✔ Accepts Medicare1,521 mi
Christopher Lai, M.D.
General Surgery
NPI 1972827871
29000 LITTLE MACK AVE STE B
Saint Clair Shores, MI 48081
(586) 774-8811
✔ PECOS✔ Accepts Medicare1,985 mi

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 Advance Surgeons Medical Group Inc's NPI number?

The NPI number for Advance Surgeons Medical Group Inc is 1952311680. It was assigned to this organization in the NPPES registry on August 8, 2006.

Where is Advance Surgeons Medical Group Inc located?

Advance Surgeons Medical Group Inc is located at 120 W Hellman Ave Ste 203, Monterey Park, CA 91754. The listed phone number is (626) 457-6333.

What is Advance Surgeons Medical Group Inc's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Advance Surgeons Medical Group Inc enrolled in Medicare?

Yes. Advance Surgeons Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advance Surgeons Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians, all in General Surgery, reassign their Medicare billing to Advance Surgeons Medical Group 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. Of these, 1 practice at this address and 5 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 Advance Surgeons Medical Group Inc was last updated on January 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.