MATTHEW ALEXANDER SPINELLI M.D.
NPI 1386986263
Internal Medicine in San Francisco, CA
About Matthew Alexander Spinelli M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW ALEXANDER SPINELLI M.D. (NPI 1386986263) is an individual internal medicine provider in San Francisco, California, licensed in California (A134550) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of Icahn School Of Medicine At Mount Sinai (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Matthew Alexander Spinelli M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Matthew Spinelli reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1326013442 (California), NPI 1366417933 (California)
- 637 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 2,112 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94143
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 Matthew Spinelli's NPI number?
The NPI number for Matthew Spinelli is 1386986263. It was assigned to this individual provider in the NPPES registry on March 19, 2013.
Where is Matthew Spinelli located?
Matthew Spinelli practices at 2540 23rd St, San Francisco, CA 94143. The listed phone number is (415) 206-8000.
What is Matthew Spinelli's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Matthew Spinelli enrolled in Medicare?
Yes. Matthew Spinelli is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Matthew Spinelli's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Spinelli reassigns Medicare benefits to 5 organizations: University Of California Sfgh Medical Group (San Francisco, CA), City & County Of San Francisco (San Francisco, CA), Regents Of The University Of California (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, CA). Each 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 Matthew Spinelli's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Matthew Spinelli was last updated on April 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.
# Matthew Alexander Spinelli, M.D. · NPI 1386986263
Internal Medicine physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since March 19, 2013.
## Identity
- **NPI:** 1386986263 (Entity type: Individual)
- **Enumerated:** March 19, 2013
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A134550 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2540 23RD ST, San Francisco, CA 94143-2500
- **Phone:** (415) 206-8000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): University Of California Sfgh Medical Group (NPI 1265407381, San Francisco, CA); City & County Of San Francisco (NPI 1083648810, San Francisco, CA); Regents Of The University Of California (NPI 1235322348, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Icahn School Of Medicine At Mount Sinai, class of 2013
## Record status
- **NPPES last updated:** April 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1386986263) · Data from the CMS NPPES public registry.