DR. ELIZABETH CAHILL HAMID M.D.
NPI 1942527361
Psychiatry & Neurology - Vascular Neurology in Oakland, CA
About Dr. Elizabeth Cahill Hamid M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ELIZABETH CAHILL HAMID M.D. (NPI 1942527361) is an individual vascular neurology provider in Oakland, California, licensed in California (A129503) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2010).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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. Elizabeth Cahill Hamid M.d. 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 Elizabeth Hamid 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
- 842 clinicians in this Medicare group
San Francisco, CA 94116
- 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 3
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 94602 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 94602
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 Elizabeth Hamid's NPI number?
The NPI number for Elizabeth Hamid is 1942527361. It was assigned to this individual provider in the NPPES registry on April 24, 2010.
Where is Elizabeth Hamid located?
Elizabeth Hamid practices at 1411 E 31st St, Oakland, CA 94602. The listed phone number is (510) 437-4401.
What is Elizabeth Hamid's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Vascular Neurology, with taxonomy code 2084V0102X.
Is Elizabeth Hamid enrolled in Medicare?
Yes. Elizabeth Hamid 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 Elizabeth Hamid's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Hamid reassigns Medicare benefits to 4 organizations: University Of California Sfgh Medical Group (San Francisco, CA), Permanente Medical Group Inc (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 Elizabeth Hamid'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 Elizabeth Hamid was last updated on February 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Elizabeth Cahill Hamid, M.D. · NPI 1942527361
Vascular Neurology physician in Oakland, California. Individual provider, active in the CMS NPPES registry since April 24, 2010.
## Identity
- **NPI:** 1942527361 (Entity type: Individual)
- **Enumerated:** April 24, 2010
- **Primary specialty:** Psychiatry & Neurology - Vascular Neurology · taxonomy 2084V0102X
- **State license:** A129503 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1411 E 31ST ST, Oakland, CA 94602-1092
- **Phone:** (510) 437-4401
## 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): University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA); Permanente Medical Group Inc (NPI 1841373800, 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:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2010
## Record status
- **NPPES last updated:** February 25, 2021
- **Other identifiers:** Medicaid 1942527361 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1942527361) · Data from the CMS NPPES public registry.