MAHNOOSH NIK-AHD MD
NPI 1174919609
Emergency Medicine - Pediatric Emergency Medicine in Oakland, CA
About Mahnoosh Nik-ahd Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MAHNOOSH NIK-AHD MD (NPI 1174919609) is an individual pediatric emergency medicine provider in Oakland, California, licensed in California (A145994) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mahnoosh Nik-ahd Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Mahnoosh Nik-ahd 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 94108
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: City & County Of San Francisco
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94609 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 94609
OAKLAND, CA 94609
OAKLAND, CA 94609
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 Mahnoosh Nik-ahd's NPI number?
The NPI number for Mahnoosh Nik-ahd is 1174919609. It was assigned to this individual provider in the NPPES registry on April 10, 2015.
Where is Mahnoosh Nik-ahd located?
Mahnoosh Nik-ahd practices at 747 52nd St, Oakland, CA 94609. The listed phone number is (510) 428-3331.
What is Mahnoosh Nik-ahd's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Pediatric Emergency Medicine, with taxonomy code 207PP0204X.
Is Mahnoosh Nik-ahd enrolled in Medicare?
Yes. Mahnoosh Nik-ahd is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mahnoosh Nik-ahd's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mahnoosh Nik-ahd reassigns Medicare benefits to 4 organizations: City And Couny Of San Francisco (San Francisco, CA), University Of California Sfgh Medical Group (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 Mahnoosh Nik-ahd'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 Mahnoosh Nik-ahd was last updated on February 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mahnoosh Nik-Ahd, MD · NPI 1174919609
Pediatric Emergency Medicine physician in Oakland, California. Individual provider, active in the CMS NPPES registry since April 10, 2015.
## Identity
- **NPI:** 1174919609 (Entity type: Individual)
- **Enumerated:** April 10, 2015
- **Primary specialty:** Emergency Medicine - Pediatric Emergency Medicine · taxonomy 207PP0204X
- **State license:** A145994 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 747 52ND ST, Oakland, CA 94609-1809
- **Phone:** (510) 428-3331
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): City And Couny Of San Francisco (NPI 1164613832, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1174598296, 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
## Record status
- **NPPES last updated:** February 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1174919609) · Data from the CMS NPPES public registry.