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Dr. Sara Bosomworth , DO

Internal Medicine β€’ Berkeley, CA

Active NPI 1548849078 Individual Practitioner Female Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

2500 Milvia St
Berkeley, CA 947042636

Call 5102045600 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

2500 Milvia St

Berkeley, CA 947042636

Telephone 5102045600
Organization at the Same NPPES Address or Phone
Robert A. Fink, Md, Facs, Pc Facility NPI 1740237221

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Sutter Bay Medical Foundation. See the list

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Graduation Year

2021

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2019–2025.

Guide: How to read an Open Payments record

Years since graduation

5 years (graduated 2021)

CMS Doctors and Clinicians data list 2021 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

NPI first issued

2021

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians, CMS release of October 2, 2026; Medicare.gov, β€œDoes your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Bosomworth has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Bosomworth as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Berkeley and California

83 active clinicians are listed under Internal Medicine with a practice address in Berkeley, CA (17,897 in California).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Berkeley

19.3% of these 83 clinicians have the CMS telehealth indicator.

37.3% of these 83 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo Β· Report an error.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2025-09-29
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

License # reported to NPPES CA 20A22690

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Medical Board of California.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - INTERNAL MEDICINE

Medicare Enrollment ID

I20251010002693

Enrollment State Jurisdiction

CA

PECOS Control ID

5890292122

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Sutter Bay Medical Foundation

2500 Milvia St, Berkeley, CA 947042636

Phone: 5102045600

Sutter Bay Medical Foundation

3200 Kearney St, Fremont, CA 945382299

Phone: 5104901222

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

24 listed
Dr. Debbie Barish , DNP, MS, WHNP-BC

Nurse Practitioner - Women's Health

NPI 1871680868

Doctor of Nursing Practice, Master of Science, Women's Health Nurse Practitioner (Board Certified)

Dr. Rachel Budker , MD

Obstetrics & Gynecology

NPI 1154908150

Doctor of Medicine (M.D.)

Dr. Kathleen Chung , MD

Obstetrics & Gynecology

NPI 1811524648

Doctor of Medicine (M.D.)

Dr. Deepti Gupta , MD

Obstetrics & Gynecology

NPI 1811275399

Doctor of Medicine (M.D.)

Abbey Hatin , NP

Nurse Practitioner

NPI 1598235756

Nurse Practitioner

Dr. Risa Kagan , MD

Obstetrics & Gynecology

NPI 1336255660

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

11 Historical Events
πŸ“
Updated Practice Location August 08, 2025

Registered at 2500 MILVIA ST, BERKELEY, CA 947042636 (Tel: 5102045600)

πŸ“
Updated Business Mailing Address August 08, 2025

Registered at 2500 MILVIA ST, BERKELEY, CA 947042636

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) August 08, 2025

Internal Medicine (license number reported to NPPES: CA 20A22690)

πŸ‘€
Provider Name / Credentials Updated May 31, 2024

Recorded as SARA BOSOMWORTH, DO

πŸ“
Updated Business Mailing Address December 22, 2021

Registered at 751 S BASCOM AVE, SAN JOSE, CA 951282604

βœ…
NPI Profile Active April 02, 2021

NPI status registered as active in NPPES database

πŸ“
Practice Location (Initial Record) April 02, 2021

Registered at 751 S BASCOM AVE, SAN JOSE, CA 951282604 (Tel: 4088855000)

πŸ“
Business Mailing Address (Initial Record) April 02, 2021

Registered at 1636 MORNING STAR DR, MORGAN HILL, CA 950379037 (Tel: 4252836078)

πŸ‘€
Provider Name / Credentials (Initial Record) April 02, 2021

Recorded as SARA BOYE, DO

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) April 02, 2021

Student in an Organized Health Care Education/Training Program

🟒
Initial NPI Registration & Enumeration April 02, 2021

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1548849078
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 02, 2021
Last Update: September 29, 2025
Sole Proprietor: No

Other Internal Medicine Providers in Berkeley

All Internal Medicine Providers in Berkeley

Mailing Address

2500 Milvia St

Berkeley, CA 947042636

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.