JOHN CHRISTOPHER JAMES MD
NPI 1023233368
Surgery in Parker, CO
About John Christopher James Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN CHRISTOPHER JAMES MD (NPI 1023233368) is an individual surgery provider in Parker, Colorado, licensed in Colorado (52220) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (2007).
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
John Christopher James 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 John James reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Parker, CO 80138
- Reassigned Medicare billing, Colorado enrollment
- 13 clinicians in this Medicare group
Aurora, CO 80012
- Reassigned Medicare billing, Colorado enrollment
- 36 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.
Areas of Expertise CMS Part B claims 14
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 80138 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
PARKER, CO 80138
PARKER, CO 80138
PARKER, CO 80138
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 John James's NPI number?
The NPI number for John James is 1023233368. It was assigned to this individual provider in the NPPES registry on April 13, 2007.
Where is John James located?
John James practices at 9399 Crown Crest Blvd Ste 220, Parker, CO 80138. The listed phone number is (303) 805-1855.
What is John James's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is John James enrolled in Medicare?
Yes. John James 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 John James's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John James reassigns Medicare benefits to 2 organizations: Chris B Winter MD PC (Parker, CO) and Colorado Surgical And Critical Care Associates PLLC (Aurora, CO). 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 John James'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 John James was last updated on July 3, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.