COLLEEN ANN JOHNSON MD
NPI 1720079049
Emergency Medicine in Pleasanton, CA
About Colleen Ann Johnson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COLLEEN ANN JOHNSON MD (NPI 1720079049) is an individual emergency medicine provider in Pleasanton, California, licensed in California (A81584) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Colleen Ann Johnson 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.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94588 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
PLEASANTON, CA 94588
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 Colleen Johnson's NPI number?
The NPI number for Colleen Johnson is 1720079049. It was assigned to this individual provider in the NPPES registry on November 4, 2005.
Where is Colleen Johnson located?
Colleen Johnson practices at 5555 W Las Positas Blvd, Pleasanton, CA 94588. The listed phone number is (209) 342-2300.
What is Colleen Johnson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Colleen Johnson enrolled in Medicare?
Yes. Colleen Johnson 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.
When was this NPI record last updated?
The NPPES record for Colleen Johnson was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.
