RYAN DOUGLAS PATERSON MD
NPI 1245407592
Emergency Medicine in Denver, CO
About Ryan Douglas Paterson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN DOUGLAS PATERSON MD (NPI 1245407592) is an individual emergency medicine provider in Denver, Colorado, licensed in Colorado (CDRH.0048323) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, is affiliated with Saint Francis Hospital Muskogee, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 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
Ryan Douglas Paterson 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
7Medicare enrollment records show Ryan Paterson reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Denver, CO 80204
- Reassigned Medicare billing, Colorado enrollment
- 2,259 clinicians in this Medicare group
Denver, CO 80218
- Reassigned Medicare billing, Colorado enrollment
- 1,270 clinicians in this Medicare group
Denver, CO 80218
- Reassigned Medicare billing, Colorado enrollment
- 53 clinicians in this Medicare group
Denver, CO 80218
- Reassigned Medicare billing, Colorado enrollment
- 52 clinicians in this Medicare group
Tulsa, OK 74136
- Reassigned Medicare billing, Oklahoma enrollment
- 263 clinicians in this Medicare group
Elizabethtown, NY 12932
- Reassigned Medicare billing, New York enrollment
- 219 clinicians in this Medicare group
Burlington, VT 05401
- Reassigned Medicare billing, Vermont enrollment
- 1,643 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 3
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Francis Hospital Muskogee
Acute Care Hospitals · Muskogee, OKUniv. Of Vermont - Fletcher Allen Health Care
Acute Care Hospitals · Burlington, VTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80204 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.
DENVER, CO 80204
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 Ryan Paterson's NPI number?
The NPI number for Ryan Paterson is 1245407592. It was assigned to this individual provider in the NPPES registry on May 14, 2008.
Where is Ryan Paterson located?
Ryan Paterson practices at 777 Bannock St, Denver, CO 80204. The listed phone number is (303) 436-4949.
What is Ryan Paterson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ryan Paterson enrolled in Medicare?
Yes. Ryan Paterson 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 Ryan Paterson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Paterson reassigns Medicare benefits to 7 organizations: Denver Health And Hospital Authority (Denver, CO), Intermountain Medical Group Denver, LLC (Denver, CO), Ies Colorado PLLC (Denver, CO), Ies Obs Colorado PLLC (Denver, CO), Ies ER Oklahoma LLC (Tulsa, OK) and 2 more organizations, listed in the Medicare section above. 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 Ryan Paterson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ryan Paterson affiliated with any hospitals?
According to CMS data, Ryan Paterson is affiliated with Saint Francis Hospital Muskogee and Univ. Of Vermont - Fletcher Allen Health Care.
When was this NPI record last updated?
The NPPES record for Ryan Paterson was last updated on January 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ryan Douglas Paterson, MD · NPI 1245407592
Emergency Medicine physician in Denver, Colorado. Individual provider, active in the CMS NPPES registry since May 14, 2008.
## Identity
- **NPI:** 1245407592 (Entity type: Individual)
- **Enumerated:** May 14, 2008
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** CDRH.0048323 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 777 BANNOCK ST, Denver, CO 80204-4597
- **Phone:** (303) 436-4949 · **Fax:** (303) 602-5184
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Denver Health And Hospital Authority (NPI 1477569838, Denver, CO); Intermountain Medical Group Denver, LLC (NPI 1467081877, Denver, CO); Ies Colorado PLLC (NPI 1245089028, Denver, CO); Ies Obs Colorado PLLC (NPI 1235988015, Denver, CO); Ies ER Oklahoma LLC (NPI 1447148093, Tulsa, OK); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 2007
## Record status
- **NPPES last updated:** January 26, 2026
- **Other identifiers:** Medicaid 05338778 (CO); Other 021187 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1245407592) · Data from the CMS NPPES public registry.