Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SUTTER BAY MEDICAL FOUNDATION
NPI 1164840088
Clinic/Center - Ambulatory Surgical in San Carlos, CA

Q: What is Sutter Bay Medical Foundation's NPI number?

The NPI number for Sutter Bay Medical Foundation is 1164840088. It was assigned to this organization in the NPPES registry on March 29, 2014.

Q: What is Sutter Bay Medical Foundation's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Active since March 29, 2014CLIA 05D2083511 · Waiver

301 INDUSTRIAL RD, SAN CARLOS, CA 94070(650) 596-4200 Get Directions Write a Review

NPPES record last updated: October 23, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Sutter Bay Medical Foundation NPPES

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

SUTTER BAY MEDICAL FOUNDATION (NPI 1164840088) is a healthcare organization registered as an ambulatory surgical in San Carlos, California and active in the NPI registry since March 2014. The organization holds a CLIA Waiver certificate valid through September 7, 2028 and lists Leia M Sanders, Sr Director, Cred, Enroll, Alignmen, as its authorized official.

NPPES Registry Identity

NPI1164840088

Entity TypeOrganization

Primary Taxonomy261QA1903X

Legal Business NameSUTTER BAY MEDICAL FOUNDATION

Location Address301 INDUSTRIAL RDSan Carlos, CA 94070-2603

Mailing Address325 Distel CirLos Altos, CA 94022-1408

Phone(650) 596-4200

Organization SubpartNo

Authorized OfficialLeia M SandersSr Director, Cred, Enroll, Alignmen · (650) 934-7000

Enumeration DateMarch 29, 2014

Last NPPES UpdateOctober 23, 2026

NPPES CertifiedOctober 23, 2026

✔ NPI 1164840088 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities

Taxonomy Code261QA1903X

301 INDUSTRIAL RD, San Carlos, CA 94070

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sutter Bay Medical Foundation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

390

Medicare enrollment records show 390 clinicians reassign Medicare billing to Sutter Bay Medical Foundation, which bills Medicare for the services they deliver. Of these, 10 practice at this address and 154 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 45

Anesthesiology80

Obstetrics/Gynecology34

Ophthalmology28

Nurse Practitioner26

General Surgery25

Gastroenterology24

Podiatry21

Orthopedic Surgery19

37 other specialties133

Nearest to this location (20)

See all 390

Judith Alderman, N.P.

Nurse Practitioner

NPI 1407225121

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4110

✔ PECOS✔ Accepts MedicareSame address

Deryk Jones, MD

Orthopedic Surgery

NPI 1356390611

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4040

✔ PECOS✔ Accepts MedicareSame address

Jinhee Park, MD

General Surgery

NPI 1437315827

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 853-2250

✔ PECOS✔ Accepts MedicareSame address

Norman Banks, MD

Physical Medicine and Rehabilitation

NPI 1205042165

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4090

✔ PECOSSame address

Jaret Butler, MD

Hand Surgery

NPI 1114121860

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4040

✔ PECOS✔ Accepts MedicareSame address

John Feng, MD

General Surgery

NPI 1275625832

301 INDUSTRIAL RD LEVEL 2
San Carlos, CA 94070

(650) 596-4120

✔ PECOS✔ Accepts MedicareSame address

Nicole Hong, MD

Obstetrics/Gynecology

NPI 1093880171

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4000

✔ PECOS✔ Accepts MedicareSame address

Wachirapon Piluek, M.D.

Ophthalmology

NPI 1760619530

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4220

✔ PECOS✔ Accepts MedicareSame address

Tohru Sato, MD

Gastroenterology

NPI 1497847248

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4130

✔ PECOS✔ Accepts MedicareSame address

Andrew Toy, M.D.

Physical Medicine and Rehabilitation

NPI 1619111564

301 INDUSTRIAL RD
San Carlos, CA 94070

(650) 596-4090

✔ PECOS✔ Accepts MedicareSame address

Anjali Rao, MD

Obstetrics/Gynecology

NPI 1285712778

1301 SHOREWAY RD STE 100
Belmont, CA 94002

(650) 596-7000

✔ PECOS✔ Accepts Medicare0.9 mi

Steven Klein, DPM

Podiatry

NPI 1942304381

139 ARCH ST BLDNG #1
Redwood City, CA 94062

(650) 366-3668

✔ PECOS✔ Accepts Medicare2.1 mi

John Hoff, MD

Obstetrics/Gynecology

NPI 1598832917

2950 WHIPPLE AVE
Redwood City, CA 94062

(650) 366-4633

✔ PECOS✔ Accepts Medicare2.4 mi

Gerard Hoff, MD

Obstetrics/Gynecology

NPI 1831267939

2950 WHIPPLE AVE
Redwood City, CA 94062

(650) 364-2864

✔ PECOS✔ Accepts Medicare2.4 mi

Marian Kim, MD

Obstetrics/Gynecology

NPI 1447327861

2950 WHIPPLE AVE SUITE 8
Redwood City, CA 94062

(650) 364-2142

✔ PECOS✔ Accepts Medicare2.4 mi

Raymond Gaeta, M.D.

Anesthesiology

NPI 1225179823

1900 OFARRELL ST STE 100
San Mateo, CA 94403

(650) 645-1100

✔ PECOS✔ Accepts Medicare4.0 mi

Jeffrey Guttas, M.D.

Cardiovascular Disease (Cardiology)

NPI 1093726895

100 S SAN MATEO DR SUITE 400
San Mateo, CA 94401

(650) 696-4100

✔ PECOS✔ Accepts Medicare5.2 mi

Allison Bunch, NP

Nurse Practitioner

NPI 1871661207

50 S SAN MATEO DR STE 360
San Mateo, CA 94401

(650) 652-8787

✔ PECOS✔ Accepts Medicare5.2 mi

John Griffin, M.D.

Plastic and Reconstructive Surgery

NPI 1114933827

50 S SAN MATEO DR STE 470
San Mateo, CA 94401

(650) 652-8239

✔ PECOS✔ Accepts Medicare5.2 mi

David Kurzrock, M.D.

Interventional Cardiology

NPI 1619988425

100 S SAN MATEO DR SUITE 400
San Mateo, CA 94401

(650) 696-4100

✔ PECOS✔ Accepts Medicare5.4 mi

See all 390 clinicians

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2083511

Sutter Bay Medical Foundation Surgery Center San Carlos · San Carlos, CA

Active · expires Sep 7, 2028

CLIA Number05D2083511

Laboratory TypeAmbulatory Surgery Center

Certificate Effective DateSeptember 8, 2026

Certificate Expiration DateSeptember 7, 2028

Laboratory DirectorJoseph Andersen

Laboratory Phone(650) 596-4200

Laboratory LocationSutter Bay Medical Foundation Surgery Center San Carlos301 Industrial Rd, San Carlos, CA 94070

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 35

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.

Injection, bupivacaine liposome, 1 mg C9290

Bupivacaine liposome is a local anesthetic used to numb a specific area of the body and reduce pain or discomfort associated with surgical procedures. The 1 mg dosage is injected by a healthcare professional at the required site.

9,048 services64 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

306 services305 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

271 services271 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

218 services213 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

124 services80 patients

Release of wrist ligament using an endoscope 29848

This procedure involves using a small camera, called an endoscope, to view and treat a tight wrist ligament. The endoscope is inserted through a tiny incision, reducing recovery time and scarring. It helps to relieve pain and improve wrist function.

77 services69 patients

Incision of tendon covering of finger 26055

This procedure involves making a small cut into the protective sheath around a finger tendon. It's typically done to relieve pressure or inflammation, improve finger movement, or treat conditions like trigger finger. It's a safe, often outpatient procedure.

76 services57 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level 64493

This procedure involves injecting medication into the facet joint in your lower back or sacral spine. It's done under imaging guidance to ensure accuracy. The aim is to alleviate pain and inflammation. It's a safe, often effective method for managing spinal discomfort.

63 services32 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

54 services54 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth 43237

This procedure involves a flexible tube with a camera and ultrasound device, inserted through the mouth to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like inflammation, tumors, or other abnormalities.

53 services52 patients

Injection procedure for sacroiliac joint; provision of anesthetic, steroid and/or other therapeutic agent, with or without arthrography G0260

This procedure involves injecting medicine into the sacroiliac joint, located in the lower back. The aim is to reduce inflammation and pain. Anesthetic is used for immediate pain relief, while a steroid helps decrease inflammation over time. Arthrography, a type of imaging, may be used for precision.

45 services28 patients

Removal of both knee cartilages using an endoscope 29880

This procedure, also known as bilateral knee arthroscopy, involves using a small camera (endoscope) to view and remove damaged cartilage from both knees. It's a minimally invasive surgery aimed at relieving pain and improving mobility.

29 services28 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

28 services28 patients

Removal of knee cartilage using an endoscope 29881

This procedure, known as arthroscopic knee surgery, involves using a small camera (endoscope) to view the inside of your knee. Small instruments are used to remove damaged cartilage. This can help alleviate pain and improve knee function.

27 services27 patients

Removal of extensive shoulder joint tissue using an endoscope 29823

This procedure, known as arthroscopic debridement, involves using a small camera (endoscope) to view your shoulder joint. Damaged or unwanted tissue is then carefully removed. This minimally invasive technique aims to reduce pain and improve joint mobility.

26 services26 patients

Repair of shoulder rotator cuff using an endoscope 29827

This procedure, known as arthroscopic rotator cuff repair, helps fix tears in the shoulder's rotator cuff. An endoscope, a small camera, is used to view the shoulder inside. Using small tools, the surgeon repairs the torn tissue. This minimally invasive approach often leads to a quicker recovery.

25 services25 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

23 services23 patients

Removal of joint lining from multiple knee joint compartments using an endoscope 29876

This procedure, called a synovectomy, involves using an endoscope, a small camera, to view your knee joint. The surgeon then removes the inflamed joint lining from several areas of your knee. The goal is to reduce pain and improve joint function.

22 services22 patients

Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 43251

This procedure involves the use of a thin, flexible instrument called an endoscope to visualize and remove abnormal growths, known as polyps, from the esophagus, stomach, or upper small bowel. A tool called a mechanical snare is used to safely cut and remove these growths.

21 services21 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

20 services17 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43259

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

20 services20 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

17 services17 patients

Partial removal of collar bone at shoulder using an endoscope 29824

This procedure involves the partial removal of the collar bone at the shoulder using an endoscope, a tool with a light and camera. It's done to relieve pain or improve shoulder movement. The surgeon makes small incisions, then uses the endoscope to guide their work.

16 services16 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

16 services16 patients

Removal of connective tissue of palm and release of finger, first digit 26123

This procedure involves removing certain tissue in your palm to alleviate tension, and releasing the first digit (thumb) if it's constricted. It's done to improve hand function and reduce discomfort. It's a common treatment for conditions like Dupuytren's contracture.

15 services13 patients

Correction of toe joint deformity 28285

Correction of toe joint deformity is a procedure to fix misshapen toe joints. This can involve realigning the bones, removing bone or tissue, or implanting devices to improve joint function. It can help reduce pain and improve mobility.

15 services11 patients

Biopsy of lining of uterus and/or removal of polyp using an endoscope 58558

This procedure involves using a thin, flexible tool (endoscope) to examine and possibly remove a small tissue sample from the inner layer of your uterus. It may also involve removing a growth. It helps to identify any issues and plan the right treatment.

15 services15 patients

Removal of deep implant from bone 20680

This procedure involves the careful extraction of an implant deeply embedded in a bone. A specialist makes a small incision, then utilizes precise instruments to reach and safely remove the implant. The area is then closed and monitored for healing.

14 services14 patients

Removal of bone joints between wrist and fingers 25447

This procedure involves the surgical removal of bone joints between your wrist and fingers. It's typically done to relieve pain or restore function due to conditions like arthritis. After removal, the space may be filled with a graft or artificial joint.

13 services12 patients

Repair of acute torn shoulder rotator cuff 23410

Repair of an acute torn shoulder rotator cuff is a surgical procedure aimed at mending a tear in the shoulder's rotator cuff. It involves reattaching the torn tendon to the head of the upper arm bone. This helps restore shoulder strength and function, alleviating pain and discomfort.

12 services12 patients

Destruction of polyp or growth of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43270

This procedure involves using a flexible tool called an endoscope to identify and remove abnormal growths or polyps in the esophagus, stomach, or upper small bowel. It's a safe way to prevent these growths from causing health issues.

12 services12 patients

Biopsy of lower large bowel using a flexible endoscope 45331

A biopsy of the lower large bowel involves using a flexible tube with a camera (endoscope) to examine this part of your digestive tract. Small tissue samples may be taken for further examination to detect any abnormalities.

12 services12 patients

Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device 25609

This treatment involves repairing multiple fractures in the lower forearm near the thumb side of the wrist. A device is placed to stabilize the area, promoting proper healing. This procedure helps restore function and minimize discomfort.

11 services11 patients

Transfer of tendon to back of hand 26480

A transfer of tendon to the back of the hand is a surgical procedure aimed at improving hand function. It involves moving a healthy tendon from one area to another to replace a damaged or non-functioning one, helping to restore movement and strength.

11 services11 patients

Injection of substance into lower spine canal using imaging guidance 62323

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

11 services11 patients

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 Sutter Bay Medical Foundation's NPI number?

The NPI number for Sutter Bay Medical Foundation is 1164840088. It was assigned to this organization in the NPPES registry on March 29, 2014.

Where is Sutter Bay Medical Foundation located?

Sutter Bay Medical Foundation is located at 301 Industrial Rd, San Carlos, CA 94070. The listed phone number is (650) 596-4200.

What is Sutter Bay Medical Foundation's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Is Sutter Bay Medical Foundation enrolled in Medicare?

Yes. Sutter Bay Medical Foundation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sutter Bay Medical Foundation?

According to the CMS Revalidation Reassignment List (October 2026 release), 390 clinicians in 45 Medicare specialties reassign their Medicare billing to Sutter Bay Medical Foundation. 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 Anesthesiology (80), Obstetrics/Gynecology (34) and Ophthalmology (28). Of these, 10 practice at this address and 154 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Sutter Bay Medical Foundation hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2083511) is associated with this NPI, valid through September 7, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Sutter Bay Medical Foundation was last updated on October 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.

About Sutter Bay Medical Foundation NPPES

NPPES Registry Identity

Specialties & Licenses

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Clinicians Billing Medicare Through This Organization

Clinicians by Medicare Specialty 45

Nearest to this location (20)

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 05D2083511

Areas of Expertise CMS Part B claims 35

Frequently Asked Questions NPPES & CMS

What is Sutter Bay Medical Foundation's NPI number?

Where is Sutter Bay Medical Foundation located?

What is Sutter Bay Medical Foundation's specialty?

Is Sutter Bay Medical Foundation enrolled in Medicare?

How many clinicians bill Medicare through Sutter Bay Medical Foundation?

Does Sutter Bay Medical Foundation hold a CLIA laboratory certificate?

When was this NPI record last updated?

Certificate of Waiver 05D2083511