DR. NEGAR HAGHIGHI MEHMANDARI MD
NPI 1144710336
Psychiatry & Neurology - Psychiatry in Pasadena, CA

Active since May 14, 2018PECOS EnrolledAccepts Medicare Assignment
675 S ARROYO PKWY STE 420, PASADENA, CA 91105(925) 282-1778(415) 296-5299 Get Directions Write a Review

NPPES record last updated: December 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 9, 2025, Jun 13, 2024, Dec 16, 2023 and 1 more (4 updates tracked since 2018).

About Dr. Negar Haghighi Mehmandari Md NPPES

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

DR. NEGAR HAGHIGHI MEHMANDARI MD (NPI 1144710336) is an individual psychiatry provider in Pasadena, California, licensed in California (A176568) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1144710336
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. NEGAR HAGHIGHI MEHMANDARICredential: MD
Location Address675 S ARROYO PKWY STE 420Pasadena, CA 91105-3215
Mailing Address675 S Arroyo Pkwy Ste 420Pasadena, CA 91105-3215 · (925) 282-1778 · Fax (415) 296-5299
Fax(415) 296-5299
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateMay 14, 2018
Last NPPES UpdateDecember 9, 20254 updates tracked since enumeration
NPPES CertifiedDecember 9, 2025
✔ NPI 1144710336 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 · A176568✔ Licensed in FL · A176568
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.
675 S ARROYO PKWY STE 420, Pasadena, CA 91105

Other Names 1

Former Name (1)Negar Haghighimehmandari

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. Negar Haghighi Mehmandari 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 ID6305227356
PECOS Enrollment IDI20230922003651
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

3

Medicare enrollment records show Negar Haghighi Mehmandari reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Adult Mental Health
180 S LAKE AVE, SUITE 615
Pasadena, CA 91101
  • Reassigned Medicare billing, California enrollment
  • 8 clinicians in this Medicare group
Clinical
7373 N SCOTTSDALE RD STE A199
Scottsdale, AZ 85253
  • Reassigned Medicare billing, California enrollment
  • 766 clinicians in this Medicare group
Psychiatry
1725 N UNIVERSITY DR, SUITE # 350
Coral Springs, FL 33071
  • Reassigned Medicare billing, Florida enrollment
  • 84 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 91105 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 20

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

Marriage & Family Therapist
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Social Worker (Clinical)
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Psychiatry & Neurology (Psychiatry)
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Psychologist (Clinical)
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Marriage & Family Therapist
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Social Worker (Clinical)
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Psychiatry & Neurology (Psychiatry)
675 S ARROYO PKWY STE 420
PASADENA, CA 91105
Marriage & Family Therapist
675 S ARROYO PKWY STE 420
PASADENA, CA 91105

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 Negar Haghighi Mehmandari's NPI number?

The NPI number for Negar Haghighi Mehmandari is 1144710336. It was assigned to this individual provider in the NPPES registry on May 14, 2018. The provider is also known as Negar Haghighimehmandari.

Where is Negar Haghighi Mehmandari located?

Negar Haghighi Mehmandari practices at 675 S Arroyo Pkwy Ste 420, Pasadena, CA 91105. The listed phone number is (925) 282-1778.

What is Negar Haghighi Mehmandari's specialty?

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

Is Negar Haghighi Mehmandari enrolled in Medicare?

Yes. Negar Haghighi Mehmandari 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 Negar Haghighi Mehmandari's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Negar Haghighi Mehmandari reassigns Medicare benefits to 3 organizations: Southern California Tms Center Inc (Pasadena, CA), Pacific Coast Psychiatric Associates Inc (Scottsdale, AZ) and Mindpath Health Florida, PLLC (Coral Springs, FL). 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 Negar Haghighi Mehmandari'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 Negar Haghighi Mehmandari was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.