DR. MARK JUDSON COLLIN M.D.
NPI 1497165229
Emergency Medicine in Harrisburg, PA
About Dr. Mark Judson Collin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK JUDSON COLLIN M.D. (NPI 1497165229) is an individual emergency medicine provider in Harrisburg, Pennsylvania, licensed in Pennsylvania (MT205865) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Upmc Pinnacle Hospitals, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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
Dr. Mark Judson Collin 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 Reassignments
5Medicare enrollment records show Mark Collin reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Harrisburg, PA 17101
- Reassigned Medicare billing, Pennsylvania enrollment
- 209 clinicians in this Medicare group
York, PA 17403
- Reassigned Medicare billing, Pennsylvania enrollment
- 272 clinicians in this Medicare group
Lebanon, PA 17042
- Reassigned Medicare billing, Pennsylvania enrollment
- 32 clinicians in this Medicare group
Gettysburg, PA 17325
- Reassigned Medicare billing, Pennsylvania enrollment
- 156 clinicians in this Medicare group
Ephrata, PA 17522
- Reassigned Medicare billing, Pennsylvania enrollment
- 49 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 4
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.
Upmc Pinnacle Hospitals
Acute Care Hospitals · Harrisburg, PAWellspan Ephrata Community Hospital
Acute Care Hospitals · Ephrata, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17101 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.
HARRISBURG, PA 17101
HARRISBURG, PA 17101
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 Mark Collin's NPI number?
The NPI number for Mark Collin is 1497165229. It was assigned to this individual provider in the NPPES registry on May 1, 2014.
Where is Mark Collin located?
Mark Collin practices at 111 S Front St, Harrisburg, PA 17101. The listed phone number is (717) 988-0000.
What is Mark Collin's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mark Collin enrolled in Medicare?
Yes. Mark Collin 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 Mark Collin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Collin reassigns Medicare benefits to 5 organizations: Pinnacle Health Emergency Department Services LLC (Harrisburg, PA), York Hospital (York, PA), The Good Samaritan Hospital Of Lebanon, Pennsylvania (Lebanon, PA), The Gettysburg Hospital (Gettysburg, PA) and Ephrata Community Hospital (Ephrata, PA). 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 Mark Collin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mark Collin affiliated with any hospitals?
According to CMS data, Mark Collin is affiliated with Upmc Pinnacle Hospitals and Wellspan Ephrata Community Hospital.
When was this NPI record last updated?
The NPPES record for Mark Collin was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Mark Judson Collin, M.D. · NPI 1497165229
Emergency Medicine physician in Harrisburg, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 1, 2014.
## Identity
- **NPI:** 1497165229 (Entity type: Individual)
- **Enumerated:** May 1, 2014
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MT205865 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 111 S FRONT ST, Harrisburg, PA 17101-2010
- **Phone:** (717) 988-0000 · **Fax:** (717) 782-5716
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Pinnacle Health Emergency Department Services LLC (NPI 1487693404, Harrisburg, PA); York Hospital (NPI 1497814040, York, PA); The Good Samaritan Hospital Of Lebanon, Pennsylvania (NPI 1730754284, Lebanon, PA); The Gettysburg Hospital (NPI 1366472706, Gettysburg, PA); Ephrata Community Hospital (NPI 1336286285, Ephrata, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** March 5, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1497165229) · Data from the CMS NPPES public registry.