DR. TIFFANY A. COLBY M.D.
NPI 1649422965
Family Medicine in Woodland Hills, CA
About Dr. Tiffany A. Colby M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TIFFANY A. COLBY M.D. (NPI 1649422965) is an individual family medicine provider in Woodland Hills, California, licensed in California (A107137) and active in the NPI registry since October 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Tiffany A. Colby M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Tiffany Colby reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 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 91367 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.
WOODLAND HILLS, CA 91367
WOODLAND HILLS, CA 91367
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 Tiffany Colby's NPI number?
The NPI number for Tiffany Colby is 1649422965. It was assigned to this individual provider in the NPPES registry on October 17, 2008. The provider is also known as Dr. Tiffany A Lee MD.
Where is Tiffany Colby located?
Tiffany Colby practices at 5601 De Soto Ave, Woodland Hills, CA 91367. The listed phone number is (888) 515-3500.
What is Tiffany Colby's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Tiffany Colby enrolled in Medicare?
Yes. Tiffany Colby is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Tiffany Colby's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tiffany Colby reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Tiffany Colby'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 Tiffany Colby was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Tiffany A. Colby, M.D. · NPI 1649422965
Family Medicine physician in Woodland Hills, California. Individual provider, active in the CMS NPPES registry since October 17, 2008.
## Identity
- **NPI:** 1649422965 (Entity type: Individual)
- **Enumerated:** October 17, 2008
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A107137 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5601 DE SOTO AVE, Woodland Hills, CA 91367-6701
- **Phone:** (888) 515-3500
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1649422965) · Data from the CMS NPPES public registry.