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MANASI KAUSTUBH MAHAJAN MD
NPI 1801475942
Emergency Medicine in Santa Clara, CA

Active since April 06, 2021PECOS EnrolledAccepts Medicare Assignment
700 LAWRENCE EXPY, SANTA CLARA, CA 95051(408) 851-5300 Get Directions Write a Review

NPPES record last updated: February 2, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 2, 2026, Apr 12, 2021, Apr 6, 2021 (3 updates tracked since 2021).

About Manasi Kaustubh Mahajan Md NPPES

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

MANASI KAUSTUBH MAHAJAN MD (NPI 1801475942) is an individual emergency medicine provider in Santa Clara, California, licensed in California (A206656) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Ascension Seton Medical Center Austin, and is a graduate of Wayne State University School Of Medicine (2021).

NPPES Registry Identity

NPI1801475942
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameMANASI KAUSTUBH MAHAJANCredential: MD
Location Address700 LAWRENCE EXPYSanta Clara, CA 95051-5173
Mailing Address700 Lawrence ExpySanta Clara, CA 95051-5173 · (408) 851-5300
Phone(408) 851-5300
Sole ProprietorNo
Medical School CMSWayne State University School Of MedicineGraduated 2021
Enumeration DateApril 6, 2021
Last NPPES UpdateFebruary 2, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 2, 2026
✔ NPI 1801475942 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A206656
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
700 LAWRENCE EXPY, Santa Clara, CA 95051
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Sendero Health Plans, Local Nonprofit.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Manasi Kaustubh Mahajan 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.

PECOS PAC ID3870993363
PECOS Enrollment IDI20260416000141
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension Seton Medical Center Austin

Acute Care Hospitals · Austin, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450056
Location1201 W 38th StAustin, TX 78705 · Travis County
Emergency services Birthing friendly

Ascension Seton Hays

Acute Care Hospitals · Kyle, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670056
Location6001 Kyle PkwyKyle, TX 78640 · Hays County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95051 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.

HUI WU MD
Hospitalist
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 605-7333
REBEKAH LYNN KECK
Dietitian, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 475-7208
VALERIE ROBERSON RDN
Dietitian, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
LAARNI OBIS YET RRT
Respiratory Therapist, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7022
NETALI ADIEL
Doula
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
DR. KHANH-LINH GUERRERO PHARM.D.
Pharmacist
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7500
KRISTINE MAE MANGALINDAN M.D.
Student in an Organized Health Care Education/Training Program
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
PATRICK NGUYEN PHARM.D.
Pharmacist
700 LAWRENCE EXPY, DEPT 301
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7492

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 Manasi Mahajan's NPI number?

The NPI number for Manasi Mahajan is 1801475942. It was assigned to this individual provider in the NPPES registry on April 6, 2021.

Where is Manasi Mahajan located?

Manasi Mahajan practices at 700 Lawrence Expy, Santa Clara, CA 95051. The listed phone number is (408) 851-5300.

What is Manasi Mahajan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Manasi Mahajan enrolled in Medicare?

Yes. Manasi Mahajan 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.

What insurance does Manasi Mahajan accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas and Sendero Health Plans, Local Nonprofit list Manasi Mahajan 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.

Is Manasi Mahajan affiliated with any hospitals?

According to CMS data, Manasi Mahajan is affiliated with Ascension Seton Medical Center Austin and Ascension Seton Hays.

When was this NPI record last updated?

The NPPES record for Manasi Mahajan was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.