DR. WHITNEY ELENA LIEB MD
NPI 1487031498
Obstetrics & Gynecology in Greenbrae, CA
About Dr. Whitney Elena Lieb Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WHITNEY ELENA LIEB MD (NPI 1487031498) is an individual obstetrics & gynecology provider in Greenbrae, California, licensed in California (A140019) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Whitney Elena Lieb Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Whitney Lieb reassigns Medicare billing to 3 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
- 339 clinicians in this Medicare group
New York, NY 10019
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1124392212 (New York)
- 81 clinicians in this Medicare group
New York, NY 10025
- Reassigned Medicare billing, New York enrollment
- 186 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 94904 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.
GREENBRAE, CA 94904
GREENBRAE, CA 94904
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 Whitney Lieb's NPI number?
The NPI number for Whitney Lieb is 1487031498. It was assigned to this individual provider in the NPPES registry on April 28, 2015.
Where is Whitney Lieb located?
Whitney Lieb practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 925-7591.
What is Whitney Lieb's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Whitney Lieb enrolled in Medicare?
Yes. Whitney Lieb is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Whitney Lieb's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Whitney Lieb reassigns Medicare benefits to 3 organizations: Regents Univ Of California Ucsf (San Francisco, CA), Icahn School Of Medicine At Mount Sinai (New York, NY) and William F Ryan Community Health Center Inc (New York, NY). 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 Whitney Lieb'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 Whitney Lieb was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Whitney Elena Lieb, MD · NPI 1487031498
Obstetrics & Gynecology physician in Greenbrae, California. Individual provider, active in the CMS NPPES registry since April 28, 2015.
## Identity
- **NPI:** 1487031498 (Entity type: Individual)
- **Enumerated:** April 28, 2015
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A140019 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 250 BON AIR RD, Greenbrae, CA 94904-1702
- **Phone:** (415) 925-7591
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Regents Univ Of California Ucsf (NPI 1124439807, San Francisco, CA); Icahn School Of Medicine At Mount Sinai (NPI 1922411065, New York, NY); William F Ryan Community Health Center Inc (NPI 1124347182, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** October 10, 2025
- **Other identifiers:** Other 288301 (NY); Other A400174430 (NY); Medicaid 04840199 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1487031498) · Data from the CMS NPPES public registry.