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SAROSH SIDDIQI
NPI 1649911850
Internal Medicine in San Diego, CA

Active since April 05, 2022PECOS Enrolled
PO BOX 270056, SAN DIEGO, CA 92198(619) 537-8832 Get Directions Write a Review

NPPES record last updated: November 10, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 10, 2025, Apr 5, 2022 (2 updates tracked since 2022).

About Sarosh Siddiqi NPPES

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

SAROSH SIDDIQI (NPI 1649911850) is an individual internal medicine provider in San Diego, California, licensed in California (A203797) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1649911850
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameSAROSH SIDDIQI
Location AddressPO BOX 270056San Diego, CA 92198-2056
Mailing AddressPo Box 270056San Diego, CA 92198-2056
Phone(619) 537-8832
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 5, 2022
Last NPPES UpdateNovember 10, 20252 updates tracked since enumeration
NPPES CertifiedNovember 10, 2025
✔ NPI 1649911850 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A203797
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
PO BOX 270056, San Diego, CA 92198
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sarosh Siddiqi is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID345721239
PECOS Enrollment IDI20260227003434
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 Sarosh Siddiqi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Signify Health Medical Associates Of California, PC
458 mi
General Practice
505 MONTGOMERY ST, FL 10 & 11
San Francisco, CA 94111
  • Reassigned Medicare billing, California enrollment
  • 407 clinicians in this Medicare group
NPI 1124685169 (972) 715-3800

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 92198 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

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 Sarosh Siddiqi's NPI number?

The NPI number for Sarosh Siddiqi is 1649911850. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Sarosh Siddiqi located?

Sarosh Siddiqi practices at PO Box 270056, San Diego, CA 92198. The listed phone number is (619) 537-8832.

What is Sarosh Siddiqi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sarosh Siddiqi enrolled in Medicare?

Yes. Sarosh Siddiqi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sarosh Siddiqi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarosh Siddiqi reassigns Medicare benefits to Signify Health Medical Associates Of California, PC (San Francisco, CA). 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 Sarosh Siddiqi'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 Sarosh Siddiqi was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.