Mustafa Alsharafi, MD – Internal Medicine Physician

Key facts

NPI: 1437844693
Entity type: Individual (NPI type 1)
Primary specialty: Internal Medicine Physician 207R00000X
License: A205278 (CA)
Practice address: 465 W Putnam Ave
Porterville, CA 93257-3320
Phone: (559) 788-6156
NPI assigned: Apr 5, 2023
Sex: Male
Sole proprietor: Yes

Organizations & group practices 2

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.

Lompoc Hospitalist Group PC Hospitalist Physician · Lompoc, CA · NPI 1891335717

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

Medicare reassignment NPD CA · SINGLE SPECIALTY

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Lompoc Valley Medical Center General Acute Care Hospital · Lompoc, CA · NPI 1194711952

Care Compare affiliation Hospital

Medicare Care Compare profile

Specialty: General Practice
Education: Other, 2017
Medicare assignment: Accepts the Medicare-approved amount as payment in full
Group practices: Lompoc Hospitalist Group PC (9 clinicians)

Practice addresses (Care Compare)

1515 E Ocean Ave
Lompoc, CA 93436-7092
Phone (805) 737-3300

Hospital & facility affiliations

Lompoc Valley Medical Center Hospital · Lompoc, CA · CCN 050110

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
I20260318004177	CA	Practitioner - General Practice	7911481825	Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

License	State	Type	Specialty
A205278	CA	MD	Internal Medicine Physician

Practice roles

Organization	Specialty	Status	New patients
Signify Health Medical Associates of California, PC	Single Specialty	Current since Jan 1, 2026	Accepting new patients

Locations

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

505 Montgomery St
Fl 10
San Francisco, CA 94111
Phone (503) 427-8095

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Internal Medicine Physician	207R00000X	A205278	CA	Yes
General Practice Physician Group: 193400000X SINGLE SPECIALTY GROUP	208D00000X	A205278	CA

Addresses

Primary practice location

465 W Putnam Ave
Porterville, CA 93257-3320

Mailing address

465 W Putnam Ave
Porterville, CA 93257-3320
Phone (929) 507-8427

Other providers in Porterville, CA

All providers in Porterville, CA · Internal 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 Apr 14, 2026. 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.