Nirupamaa Sivanushanthan – Family Medicine Physician

Key facts

NPI: 1720729031
Entity type: Individual (NPI type 1)
Primary specialty: Family Medicine Physician 207Q00000X
License: 197934 (CA)
Practice address: 2025 Morse Ave
Sacramento, CA 95825-2115
Phone: (916) 973-5000
NPI assigned: Apr 2, 2022
Sex: Female
Sole proprietor: No

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Ole Health Federally Qualified Health Center (FQHC) · Napa, CA · NPI 1700976503

Medicare reassignment NPD CA
Signify Health Medical Associates of California, PC General Practice Physician · San Francisco, CA · NPI 1124685169

Medicare reassignment NPD CA
Ole Health Federally Qualified Health Center (FQHC) · Fairfield, CA · NPI 1245043165

NPD
Ole Health Federally Qualified Health Center (FQHC) · Calistoga, CA · NPI 1760660831

NPD

Medicare Care Compare profile

Specialty: Family Practice
Education: Other, 2021
Medicare assignment: May accept Medicare assignment

Practice addresses (Care Compare)

1141 Pear Tree LN
Napa, CA 94558-6445

4055 Valley View LN
Suite 700
Dallas, TX 75244-4910

470 Chadbourne Rd
Fairfield, CA 94534-9600

Medicare participation

Medicare fee-for-service enrollment: Enrolled in CA
Eligible to order & refer: Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20250813002400	CA	Practitioner - Family Practice	2062910565	Reassigns benefits to 2 organizations

National Provider Directory

Medicare enrollment (NPD): Yes
Credentials: Doctor of Medicine

Practice roles

Organization	Status	New patients
Ole Health	Current	Accepting new patients
Signify Health Medical Associates of California, PC	Current since Nov 1, 2025	Accepting new patients
Ole Health	Current since Jul 29, 2025	Accepting new patients
Ole Health	Current since Jul 29, 2025	Accepting new patients

Locations

2051 John Jones Rd
Davis, CA 95616
Phone (530) 753-3498

818 W 7th St
Ste 930
Los Angeles, CA 90017
Phone (800) 525-9202

1141 Pear Tree Ln
Napa, CA 94558
Phone (707) 258-6128

1141 Pear Tree Ln
Ste 100
Napa, CA 94558
Phone (707) 254-1778

4055 Valley View Ln
Ste 400
Dallas, TX 75244
Phone (469) 466-7037

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Family Medicine Physician	207Q00000X	197934	CA	Yes
Student in an Organized Health Care Education/Training Program	390200000X

Addresses

Primary practice location

2025 Morse Ave
Sacramento, CA 95825-2115

Mailing address

500 West Ave Apt 422
Norwalk, CT 06850-4064

Other practice location 1

2051 John Jones Rd
Davis, CA 95616-9701
Phone (530) 758-2060

Other providers in Sacramento, CA

All providers in Sacramento, CA · Family Medicine Physician in California

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 29, 2025. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Order and Referring (CMS).
Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.