DR. USAMAH FAISAL SIMJEE MD
NPI 1841750783
Psychiatry & Neurology - Psychiatry in Garden Grove, CA
About Dr. Usamah Faisal Simjee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. USAMAH FAISAL SIMJEE MD (NPI 1841750783) is an individual psychiatry provider in Garden Grove, California, licensed in Massachusetts (1016121) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, maintains 11 additional practice locations, and is a graduate of Albany Medical College Of Union University (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 11
Accepted Insurance
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. Usamah Faisal Simjee 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.
Medicare Billing Reassignments
3Medicare enrollment records show Usamah Simjee reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Walnut Creek, CA 94597
- Reassigned Medicare billing, California enrollment
- 149 clinicians in this Medicare group
Albany, NY 12205
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: St Peters Hospital Of The City Of Albany
- 623 clinicians in this Medicare group
Troy, NY 12180
- Reassigned Medicare billing, New York enrollment
- 725 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 92844 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Usamah Simjee's NPI number?
The NPI number for Usamah Simjee is 1841750783. It was assigned to this individual provider in the NPPES registry on March 25, 2019.
Where is Usamah Simjee located?
Usamah Simjee practices at 9252 Garden Grove Blvd Ste 19-1021, Garden Grove, CA 92844. The listed phone number is (781) 218-9550.
What is Usamah Simjee's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Usamah Simjee enrolled in Medicare?
Yes. Usamah Simjee 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 Usamah Simjee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Usamah Simjee reassigns Medicare benefits to 3 organizations: Comprehensive Psychiatric Services, A Medical Group (Walnut Creek, CA), St Peters Hospital (Albany, NY) and Samaritan Hospital Of Troy, New York (Troy, NY). 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 Usamah Simjee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Usamah Simjee accept?
Health plans from Harvard Pilgrim Health Care list Usamah Simjee 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.
When was this NPI record last updated?
The NPPES record for Usamah Simjee was last updated on September 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Usamah Faisal Simjee, MD · NPI 1841750783
Psychiatry physician in Garden Grove, California. Individual provider, active in the CMS NPPES registry since March 25, 2019.
## Identity
- **NPI:** 1841750783 (Entity type: Individual)
- **Enumerated:** March 25, 2019
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 1016121 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 9252 GARDEN GROVE BLVD STE 19-1021, Garden Grove, CA 92844-1436
- **Phone:** (781) 218-9550 · **Fax:** (714) 242-3408
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Comprehensive Psychiatric Services, A Medical Group (NPI 1184785834, Walnut Creek, CA); St Peters Hospital (NPI 1437225828, Albany, NY); Samaritan Hospital Of Troy, New York (NPI 1043267727, Troy, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albany Medical College Of Union University, class of 2019
## Record status
- **NPPES last updated:** September 26, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841750783) · Data from the CMS NPPES public registry.