SADMAN ASAD ZAMAN DO
NPI 1669112454
Internal Medicine in Thousand Oaks, CA
About Sadman Asad Zaman Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SADMAN ASAD ZAMAN DO (NPI 1669112454) is an individual internal medicine provider in Thousand Oaks, California, licensed in California (20A22100) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Touro Un Col Of Osteopathic Medicine, Henderson (2022).
NPPES Registry Identity
Specialties & Licenses 2
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
Sadman Asad Zaman Do 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
2Medicare enrollment records show Sadman Zaman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 1,437 clinicians in this Medicare group
El Cajon, CA 92020
- Reassigned Medicare billing, California enrollment
- 87 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 91360 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
THOUSAND OAKS, CA 91360
THOUSAND OAKS, CA 91360
THOUSAND OAKS, CA 91360
THOUSAND OAKS, CA 91360
THOUSAND OAKS, CA 91360
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 Sadman Zaman's NPI number?
The NPI number for Sadman Zaman is 1669112454. It was assigned to this individual provider in the NPPES registry on March 30, 2022.
Where is Sadman Zaman located?
Sadman Zaman practices at 215 W Janss Rd, Thousand Oaks, CA 91360. The listed phone number is (805) 497-2727.
What is Sadman Zaman's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Sadman Zaman enrolled in Medicare?
Yes. Sadman Zaman 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 Sadman Zaman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sadman Zaman reassigns Medicare benefits to 2 organizations: Emergency And Acute Care Medical Corporation (San Diego, CA) and San Diego Critical Care Medical Group, Inc (El Cajon, 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 Sadman Zaman'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 Sadman Zaman was last updated on June 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Sadman Asad Zaman, DO · NPI 1669112454
Internal Medicine physician in Thousand Oaks, California. Individual provider, active in the CMS NPPES registry since March 30, 2022.
## Identity
- **NPI:** 1669112454 (Entity type: Individual)
- **Enumerated:** March 30, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 20A22100 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 215 W JANSS RD, Thousand Oaks, CA 91360-1847
- **Phone:** (805) 497-2727
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Emergency And Acute Care Medical Corporation (NPI 1437103942, San Diego, CA); San Diego Critical Care Medical Group, Inc (NPI 1609915990, El Cajon, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Touro Un Col Of Osteopathic Medicine, Henderson, class of 2022
## Record status
- **NPPES last updated:** June 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1669112454) · Data from the CMS NPPES public registry.