BAY IMAGING CONSULTANTS MEDICAL GROUP INC
NPI 1356597637
Radiology - Diagnostic Radiology in Walnut Creek, CA

Q: What is Bay Imaging Consultants Medical Group Inc's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Active since August 18, 2008

1601 YGNACIO VALLEY RD, WALNUT CREEK, CA 94598(925) 296-7156(925) 296-7174 Get Directions Write a Review

NPPES record last updated: August 12, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 12, 2022, Jul 2, 2020, Jun 27, 2018 (3 updates tracked since 2018).

On this page

About Bay Imaging Consultants Medical Group Inc NPPES

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

BAY IMAGING CONSULTANTS MEDICAL GROUP INC (NPI 1356597637) is a healthcare organization registered as a diagnostic radiology in Walnut Creek, California and active in the NPI registry since August 2008. The organization maintains 17 additional practice locations and lists Aseem Om Rawal, President, as its authorized official.

NPPES Registry Identity

NPI1356597637

Entity TypeOrganization

Primary Taxonomy2085R0202X

Legal Business NameBAY IMAGING CONSULTANTS MEDICAL GROUP INC

Location Address1601 YGNACIO VALLEY RDWalnut Creek, CA 94598

Mailing Address2125 Oak Grove Rd Ste 200Walnut Creek, CA 94598-2520 · (925) 296-7156 · Fax (925) 296-7174

Phone(925) 296-7156

Fax(925) 296-7174

Organization SubpartNo

Authorized OfficialAseem Om RawalPresident · (925) 296-7150

Enumeration DateAugust 18, 2008

Last NPPES UpdateAugust 12, 20223 updates tracked since enumeration

NPPES CertifiedAugust 8, 2022

✔ NPI 1356597637 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598

Open in Google Maps ↗

Secondary Practice Locations 17

Location 15860 Owens Dr Ste 150Pleasanton, CA 94588-3980 · Phone (925) 296-7150

Location 250 E Hamilton Ave Ste 200Campbell, CA 95008-0251 · Phone (925) 296-7150

Location 3798 S Winchester BlvdSan Jose, CA 95128-2928 · Phone (925) 296-7150

Location 45725 W Las Positas Blvd Ste 100Pleasanton, CA 94588-4007 · Phone (925) 296-7150

Location 527212 Calaroga AveHayward, CA 94545-4339 · Phone (925) 296-7150

Location 6319 Diablo RdDanville, CA 94526-3428 · Phone (925) 296-7150

Location 72637 Shadelands DrWalnut Creek, CA 94598-2512 · Phone (925) 296-7150

Location 8100A San Pablo Towne CenterSan Pablo, CA 94806 · Phone (925) 296-7150

Location 920642 John DrCastro Valley, CA 94546-5103 · Phone (925) 296-7150

Location 10400 Taylor Blvd Ste 105Pleasant Hill, CA 94523-2114 · Phone (925) 296-7150

Location 1115400 National Ave Ste 200Los Gatos, CA 95032-2433 · Phone (925) 296-7150

Location 122425 Samaritan DrSan Jose, CA 95124-3908 · Phone (925) 296-7150

Location 136001 Norris Canyon RdSan Ramon, CA 94583-5400 · Phone (925) 296-7150

Location 142242 Camino Ramon Ste 100San Ramon, CA 94583-1363 · Phone (925) 296-7150

Location 1516130 Juan Hernandez Dr Ste 106Morgan Hill, CA 95037-5527 · Phone (925) 296-7150

Location 162211 Moorpark Ave Ste 220San Jose, CA 95128-2632 · Phone (925) 296-7150

Location 172160 Appian Way Ste 200Pinole, CA 94564-2565 · Phone (925) 296-7150

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)

Bay Imaging Consultants Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

208

Medicare enrollment records show 208 clinicians reassign Medicare billing to Bay Imaging Consultants Medical Group Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 57 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Diagnostic Radiology195

Interventional Radiology11

Nuclear Medicine2

Nearest to this location (20)

See all 208

Molly Honegger, M.D.

Diagnostic Radiology

NPI 1780648766

1601 YGNACIO VALLEY RD
Walnut Creek, CA 94598

(925) 296-7156

✔ PECOS✔ Accepts MedicareSame address

Usha Chundru Murphy, M.D.

Diagnostic Radiology

NPI 1174534341

2637 SHADELANDS DR
Walnut Creek, CA 94598

(925) 329-3710

✔ PECOS1.4 mi

Sunil Gandhi, M.D.

Diagnostic Radiology

NPI 1093757403

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Keyvan Nouri, M.D.

Diagnostic Radiology

NPI 1184664997

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Aseem Rawal, M.D.

Diagnostic Radiology

NPI 1073554465

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Mark Tu, M.D.

Diagnostic Radiology

NPI 1144262452

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Less Chafen, M.D.

Diagnostic Radiology

NPI 1336131689

2125 OAK GROVE RD #200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Samuel Choi, M.D.

Diagnostic Radiology

NPI 1932135746

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7156

✔ PECOS✔ Accepts Medicare1.7 mi

William Hoddick, M.D.

Diagnostic Radiology

NPI 1922038314

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

David Howard, M.D.

Diagnostic Radiology

NPI 1467485334

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Vishal Panchal, M.D.

Diagnostic Radiology

NPI 1720279599

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Saurabh Patel, M.D.

Diagnostic Radiology

NPI 1376587352

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Jonathan Posin, M.D.

Diagnostic Radiology

NPI 1396780425

2125 OAK GROVE RD #200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Kirk So, M.D.

Diagnostic Radiology

NPI 1780610345

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS1.7 mi

Eric Tao, M.D.

Diagnostic Radiology

NPI 1912943655

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Christopher Tran, M.D.

Diagnostic Radiology

NPI 1831126952

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

John Vanuden, M.D., PH.D.

Diagnostic Radiology

NPI 1750505145

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Vivian Wing, M.D.

Diagnostic Radiology

NPI 1780620088

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7156

✔ PECOS✔ Accepts Medicare1.7 mi

Vincent Wong, MD

Diagnostic Radiology

NPI 1366691099

2125 OAK GROVE RD SUITE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.7 mi

Alex Penn

Interventional Radiology

NPI 1972881159

2125 OAK GROVE RD STE 200
Walnut Creek, CA 94598

(925) 296-7150

✔ PECOS✔ Accepts Medicare1.8 mi

See all 208 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 Bay Imaging Consultants Medical Group Inc's NPI number?

The NPI number for Bay Imaging Consultants Medical Group Inc is 1356597637. It was assigned to this organization in the NPPES registry on August 18, 2008.

Where is Bay Imaging Consultants Medical Group Inc located?

Bay Imaging Consultants Medical Group Inc is located at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. The listed phone number is (925) 296-7156.

What is Bay Imaging Consultants Medical Group Inc's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Bay Imaging Consultants Medical Group Inc enrolled in Medicare?

Yes. Bay Imaging Consultants Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Bay Imaging Consultants Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 208 clinicians in 3 Medicare specialties reassign their Medicare billing to Bay Imaging Consultants 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. The largest specialties are Diagnostic Radiology (195), Interventional Radiology (11) and Nuclear Medicine (2). Of these, 1 practice at this address and 57 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 Bay Imaging Consultants Medical Group Inc was last updated on August 12, 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.