ILONA TELEFUS GOLDFARB MD
NPI 1013941772
Obstetrics & Gynecology - Maternal & Fetal Medicine in Palo Alto, CA
About Ilona Telefus Goldfarb Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ILONA TELEFUS GOLDFARB MD (NPI 1013941772) is an individual maternal & fetal medicine provider in Palo Alto, California, licensed in California (A87480) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Boston, and is a graduate of University Of California, Davis School Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Accepted Insurance
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
Ilona Telefus Goldfarb 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
3Medicare enrollment records show Ilona Goldfarb reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 314 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 94304 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.
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 Ilona Goldfarb's NPI number?
The NPI number for Ilona Goldfarb is 1013941772. It was assigned to this individual provider in the NPPES registry on July 10, 2006.
Where is Ilona Goldfarb located?
Ilona Goldfarb practices at 725 Welch Rd, Palo Alto, CA 94304. The listed phone number is (650) 497-8000.
What is Ilona Goldfarb's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Ilona Goldfarb enrolled in Medicare?
Yes. Ilona Goldfarb 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 Ilona Goldfarb's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilona Goldfarb reassigns Medicare benefits to 3 organizations: Lpch Medical Group Div Of Lucile (Palo Alto, CA), Stanford Health Care (Stanford, CA) and El Camino Health Medical Network, LLC (San Jose, 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 Ilona Goldfarb's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ilona Goldfarb accept?
Health plans from Anthem Blue Cross and Blue Shield list Ilona Goldfarb as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Ilona Goldfarb was last updated on January 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Ilona Telefus Goldfarb, MD · NPI 1013941772
Maternal & Fetal Medicine physician in Palo Alto, California. Individual provider, active in the CMS NPPES registry since July 10, 2006.
## Identity
- **NPI:** 1013941772 (Entity type: Individual)
- **Enumerated:** July 10, 2006
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** A87480 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 725 WELCH RD, Palo Alto, CA 94304-1601
- **Phone:** (650) 497-8000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA); Stanford Health Care (NPI 1437292927, Stanford, CA); El Camino Health Medical Network, LLC (NPI 1164880761, San Jose, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Davis School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** January 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1013941772) · Data from the CMS NPPES public registry.