MEGAN CREASMAN MD
NPI 1215565288
Internal Medicine - Rheumatology in San Francisco, CA
About Megan Creasman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MEGAN CREASMAN MD (NPI 1215565288) is an individual rheumatology provider in San Francisco, California, licensed in California (186931) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2020).
NPPES Registry Identity
Specialties & Licenses 2
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
Megan Creasman Md 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
4Medicare enrollment records show Megan Creasman reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
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 94110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
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 Megan Creasman's NPI number?
The NPI number for Megan Creasman is 1215565288. It was assigned to this individual provider in the NPPES registry on March 27, 2020.
Where is Megan Creasman located?
Megan Creasman practices at 1580 Valencia St, San Francisco, CA 94110. The listed phone number is (415) 353-2497.
What is Megan Creasman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Megan Creasman enrolled in Medicare?
Yes. Megan Creasman 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 Megan Creasman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Megan Creasman reassigns Medicare benefits to 4 organizations: 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 Megan Creasman'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 Megan Creasman was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.
# Megan Creasman, MD · NPI 1215565288
Rheumatology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since March 27, 2020.
## Identity
- **NPI:** 1215565288 (Entity type: Individual)
- **Enumerated:** March 27, 2020
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 186931 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1580 VALENCIA ST, San Francisco, CA 94110-4423
- **Phone:** (415) 353-2497 · **Fax:** (415) 353-2530
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): City & County Of San Francisco (NPI 1740399559, San Francisco, CA); Regents Of The University Of California (NPI 1376613943, 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:** University Of California, San Francisco School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** September 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1215565288) · Data from the CMS NPPES public registry.