DR. OLGA RAMM MD
NPI 1881850568
Obstetrics & Gynecology - Urogynecology and Reconstructive Pelvic Surgery in Oakland, CA
About Dr. Olga Ramm Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OLGA RAMM MD (NPI 1881850568) is an individual urogynecology and reconstructive pelvic surgery provider in Oakland, California, licensed in California (A123504) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2005).
NPPES Registry Identity
Specialties & Licenses
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. Olga Ramm 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 Olga Ramm reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oakland, CA 94602
- Reassigned Medicare billing, California enrollment
- 900 clinicians in this Medicare group
Richmond, CA 94801
- Reassigned Medicare billing, California enrollment
- 20,078 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.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94611 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.
OAKLAND, CA 94611
OAKLAND, CA 94611
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 Olga Ramm's NPI number?
The NPI number for Olga Ramm is 1881850568. It was assigned to this individual provider in the NPPES registry on August 1, 2008.
Where is Olga Ramm located?
Olga Ramm practices at 275 W Macarthur Blvd, Oakland, CA 94611. The listed phone number is (510) 752-1000.
What is Olga Ramm's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Urogynecology and Reconstructive Pelvic Surgery, with taxonomy code 207VF0040X.
Is Olga Ramm enrolled in Medicare?
Yes. Olga Ramm 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 Olga Ramm's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olga Ramm reassigns Medicare benefits to 4 organizations: Alameda Health System (Oakland, CA), Permanente Medical Group Inc (Richmond, 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 Olga Ramm'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 Olga Ramm was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Olga Ramm, MD · NPI 1881850568
Urogynecology and Reconstructive Pelvic Surgery physician in Oakland, California. Individual provider, active in the CMS NPPES registry since August 1, 2008.
## Identity
- **NPI:** 1881850568 (Entity type: Individual)
- **Enumerated:** August 1, 2008
- **Primary specialty:** Obstetrics & Gynecology - Urogynecology and Reconstructive Pelvic Surgery · taxonomy 207VF0040X
- **State license:** A123504 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 275 W MACARTHUR BLVD, Oakland, CA 94611-5641
- **Phone:** (510) 752-1000
## 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): Alameda Health System (NPI 1740332931, Oakland, CA); Permanente Medical Group Inc (NPI 1235226531, Richmond, 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 Kansas School Of Med, class of 2005
## Record status
- **NPPES last updated:** January 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1881850568) · Data from the CMS NPPES public registry.