TIMOTHY M. COTTER MD
NPI 1871660720
Internal Medicine - Cardiovascular Disease in Baldwin Park, CA
About Timothy M. Cotter Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TIMOTHY M. COTTER MD (NPI 1871660720) is an individual cardiovascular disease provider in Baldwin Park, California, licensed in California (G68062) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses
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
Timothy M. Cotter 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
2Medicare enrollment records show Timothy Cotter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baldwin Park, CA 91706
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Honolulu, HI 96819
- Reassigned Medicare billing, Hawaii enrollment
- 1,187 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 91706 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.
BALDWIN PARK, CA 91706
BALDWIN PARK, CA 91706
BALDWIN PARK, CA 91706
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 Timothy Cotter's NPI number?
The NPI number for Timothy Cotter is 1871660720. It was assigned to this individual provider in the NPPES registry on November 29, 2006.
Where is Timothy Cotter located?
Timothy Cotter practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. The listed phone number is (626) 851-1011.
What is Timothy Cotter's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Timothy Cotter enrolled in Medicare?
Yes. Timothy Cotter 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 Timothy Cotter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Cotter reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Baldwin Park, CA) and Hawaii Permanente Medical Group Inc (Honolulu, HI). 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 Timothy Cotter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Timothy Cotter accept?
Health plans from Kaiser Permanente list Timothy Cotter 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 Timothy Cotter was last updated on November 30, 2021. 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.
# Timothy M. Cotter, MD · NPI 1871660720
Cardiovascular Disease physician in Baldwin Park, California. Individual provider, active in the CMS NPPES registry since November 29, 2006.
## Identity
- **NPI:** 1871660720 (Entity type: Individual)
- **Enumerated:** November 29, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** G68062 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1011 BALDWIN PARK BLVD, Baldwin Park, CA 91706-5806
- **Phone:** (626) 851-1011
## 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): Southern California Permanente Medical Group (NPI 1770515280, Baldwin Park, CA); Hawaii Permanente Medical Group Inc (NPI 1710945969, Honolulu, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 1987
## Record status
- **NPPES last updated:** November 30, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1871660720) · Data from the CMS NPPES public registry.