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DR. HARPREET DUGGAL M.D.
NPI 1194776021
Psychiatry & Neurology - Psychiatry in Fremont, CA

Active since May 15, 2006PECOS EnrolledAccepts Medicare Assignment
39650 LIBERTY ST STE 300, FREMONT, CA 94538(510) 498-2890 Get Directions Write a Review

NPPES record last updated: December 16, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Harpreet Duggal M.d. NPPES

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

DR. HARPREET DUGGAL M.D. (NPI 1194776021) is an individual psychiatry provider in Fremont, California, licensed in California (A91798) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Eureka, and is a graduate of Other (1997).

NPPES Registry Identity

NPI1194776021
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. HARPREET DUGGALCredential: M.D.
Location Address39650 LIBERTY ST STE 300Fremont, CA 94538-2227
Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (510) 861-7701
Phone(510) 498-2890
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateMay 15, 2006
Last NPPES UpdateDecember 16, 2019
✔ NPI 1194776021 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · A91798✔ Licensed in MI · 4301085093
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
39650 LIBERTY ST STE 300, Fremont, CA 94538
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Secondary Practice Location 1

Location 1720 Wood StEureka, CA 95501-4413 · Phone (707) 268-2942

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. Harpreet Duggal 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.

PECOS PAC ID648202770
PECOS Enrollment IDI20091020000450
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 Reassignments

2

Medicare enrollment records show Harpreet Duggal reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sutter Bay Medical Foundation
13 mi
Multi-Specialty
795 EL CAMINO REAL
Palo Alto, CA 94301
  • Reassigned Medicare billing, California enrollment
  • 4,479 clinicians in this Medicare group
NPI 1013950807 (650) 321-4121
Permanente Medical Group Inc
14 mi
Internal Medicine
1190 VETERANS BLVD
Redwood City, CA 94063
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1639252604 (650) 299-2000

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 2

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
277 services27 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
236 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94538 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAYA SASTRY MD
Psychiatry & Neurology (Psychiatry)
39650 LIBERTY ST STE 300
FREMONT, CA 94538
Alameda County (510) 498-2890
DR. SHAHNA G ROGOSIN M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
39650 LIBERTY ST STE 300
FREMONT, CA 94538
Alameda County (510) 498-2890

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 Harpreet Duggal's NPI number?

The NPI number for Harpreet Duggal is 1194776021. It was assigned to this individual provider in the NPPES registry on May 15, 2006.

Where is Harpreet Duggal located?

Harpreet Duggal practices at 39650 Liberty St Ste 300, Fremont, CA 94538. The listed phone number is (510) 498-2890.

What is Harpreet Duggal's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Harpreet Duggal enrolled in Medicare?

Yes. Harpreet Duggal 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 Harpreet Duggal's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Harpreet Duggal reassigns Medicare benefits to 2 organizations: Sutter Bay Medical Foundation (Palo Alto, CA) and Permanente Medical Group Inc (Redwood City, 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 Harpreet Duggal'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 Harpreet Duggal was last updated on December 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.