DR. ATSUKO BABA MD
NPI 1629142583
Anesthesiology in San Francisco, CA
About Dr. Atsuko Baba Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ATSUKO BABA MD (NPI 1629142583) is an individual anesthesiology provider in San Francisco, California, licensed in California (A76550) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Dr. Atsuko Baba 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 Reassignment
Medicare enrollment records show Atsuko Baba reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 723 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.
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 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 Atsuko Baba's NPI number?
The NPI number for Atsuko Baba is 1629142583. It was assigned to this individual provider in the NPPES registry on November 20, 2006.
Where is Atsuko Baba located?
Atsuko Baba practices at 521 Parnassus Ave C450 Box 0648, San Francisco, CA 94143. The listed phone number is (415) 476-2131.
What is Atsuko Baba's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Atsuko Baba enrolled in Medicare?
Yes. Atsuko Baba 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 organization bills Medicare for Atsuko Baba's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Atsuko Baba reassigns Medicare benefits to University Anesthesia Medical Group (San Francisco, CA). The 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 Atsuko Baba'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 Atsuko Baba was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.
# Dr. Atsuko Baba, MD · NPI 1629142583
Anesthesiology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since November 20, 2006.
## Identity
- **NPI:** 1629142583 (Entity type: Individual)
- **Enumerated:** November 20, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A76550 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 521 PARNASSUS AVE, C450 BOX 0648, San Francisco, CA 94143-2206
- **Phone:** (415) 476-2131
## 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:** University Anesthesia Medical Group (NPI 1528137296, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 1994
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 00A765500 (CA); Medicare UPIN H08107 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1629142583) · Data from the CMS NPPES public registry.