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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MAHNOOSH SHARIFI MD
NPI 1750549531
Pediatrics in Palo Alto, CA

Active since May 28, 2008PECOS Enrolled
725 WELCH RD, PALO ALTO, CA 94304(650) 497-8000 Get Directions Write a Review

NPPES record last updated: November 2, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 2, 2026, Sep 23, 2026 (2 updates tracked since 2026).

About Mahnoosh Sharifi Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAHNOOSH SHARIFI MD (NPI 1750549531) is an individual pediatrics provider in Palo Alto, California, licensed in California (C211921) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750549531
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMAHNOOSH SHARIFICredential: MD
Location Address725 WELCH RDPalo Alto, CA 94304-1601
Mailing Address725 Welch RdPalo Alto, CA 94304-1601 · (650) 497-8000
Phone(650) 497-8000
Sole ProprietorNo
Enumeration DateMay 28, 2008
Last NPPES UpdateNovember 2, 20262 updates tracked since enumeration
NPPES CertifiedNovember 2, 2026
✔ NPI 1750549531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CA · C211921✔ Licensed in CT · 054971✔ Licensed in MA · 243744
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedPreventive Medicine · Clinical InformaticsTaxonomy 2083C0008X · License C211921 (CA)
725 WELCH RD, Palo Alto, CA 94304
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mahnoosh Sharifi Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mahnoosh Sharifi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Yale University
2,614 mi
Adult Mental Health
95 CIRCULAR AVE
Hamden, CT 06514
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1134391824 (203) 288-6253

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.

New Patient
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

EIRI INENAGA MS, OTR/L
Occupational Therapist (Pediatrics)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8218
WENDY LEIGH ADAMS ARNP
Nurse Practitioner (Neonatal)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
KEVIN WEI-HAN CHI MD
Pediatrics
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
ASHEEN RAMA MD
Anesthesiology (Pediatric Anesthesiology)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
CRYSTAL LEE MACKALL MD
Pediatrics (Pediatric Hematology-Oncology)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
KRISTI LYNNE O'CONNOR OT
Occupational Therapist
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
LAUREN GENNA ROOS NP
Nurse Practitioner
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
SHALINI MITTAL MD
Hospitalist
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000

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 Sharifi's NPI number?

The NPI number for Mahnoosh Sharifi is 1750549531. It was assigned to this individual provider in the NPPES registry on May 28, 2008.

Where is Mahnoosh Sharifi located?

Mahnoosh Sharifi practices at 725 Welch Rd, Palo Alto, CA 94304. The listed phone number is (650) 497-8000.

What is Mahnoosh Sharifi's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Mahnoosh Sharifi enrolled in Medicare?

Yes. Mahnoosh Sharifi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mahnoosh Sharifi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahnoosh Sharifi reassigns Medicare benefits to Yale University (Hamden, CT). The 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 Sharifi'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 Sharifi was last updated on November 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days 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.