JOHN RYAN MARLIN M.D.
NPI 1598846370
Family Medicine in Delta, CO
About John Ryan Marlin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN RYAN MARLIN M.D. (NPI 1598846370) is an individual family medicine provider in Delta, Colorado, licensed in Colorado (44832) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
John Ryan Marlin M.d. 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 Reassignment
Medicare enrollment records show John Marlin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Delta, CO 81416
- Reassigned Medicare billing, Colorado enrollment
- 111 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 81416 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 10
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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DELTA, CO 81416
DELTA, CO 81416
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 Marlin's NPI number?
The NPI number for John Marlin is 1598846370. It was assigned to this individual provider in the NPPES registry on October 18, 2006.
Where is John Marlin located?
John Marlin practices at 555 Meeker St, Delta, CO 81416. The listed phone number is (970) 874-5777.
What is John Marlin's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Marlin enrolled in Medicare?
Yes. John Marlin 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 organization bills Medicare for John Marlin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Marlin reassigns Medicare benefits to Delta County Memorial Hospital (Delta, CO). 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 John Marlin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Marlin accept?
Health plans from Select Health list John Marlin 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 John Marlin was last updated on December 3, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# John Ryan Marlin, M.D. · NPI 1598846370
Family Medicine physician in Delta, Colorado. Individual provider, active in the CMS NPPES registry since October 18, 2006.
## Identity
- **NPI:** 1598846370 (Entity type: Individual)
- **Enumerated:** October 18, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 44832 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 MEEKER ST, Delta, CO 81416-1920
- **Phone:** (970) 874-5777
## 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:** Delta County Memorial Hospital (NPI 1326652199, Delta, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** December 3, 2013
- **Other identifiers:** Medicaid 26839237 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1598846370) · Data from the CMS NPPES public registry.