AppendicitisEmergency Service, HospitalPoint-of-Care Systems
Dr. Mark Judson Collin, MD
NPI1497165229PAC ID1355612904
- Medicare services, 2024
- 406
- Medicare patients, 2024
- 380
- Part D claims, 2024
- 290
- Publications
- 3
- Hospital affiliations
- 5
- Practice address
- 169 Martin Avenue, Ephrata, PA 17522
- Practice phone
- Call (717) 733-0311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Collin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Judson Collin is an emergency medicine physician in Ephrata, Pennsylvania
Dr. Collin practices at WellSpan Ephrata Community Hospital in Ephrata, Pennsylvania, part of WellSpan Health.
Dr. Collin's NPI, 1497165229, was assigned on May 1, 2014. Dr. Collin holds Pennsylvania license MT205865.
NPI and contact details
- NPI
- 1497165229NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355612904
- NPI enumeration date
- May 1, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 733-0311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Judson Collin practices at WellSpan Ephrata Community Hospital in Ephrata, Pennsylvania
Dr. Collin's primary practice is WellSpan Ephrata Community Hospital, at 169 Martin Avenue, Ephrata, PA 17522 in Lancaster County. The practice phone is (717) 733-0311.
- WellSpan Ephrata Community Hospital169 Martin Avenue, Ephrata, PA 17522 · Lancaster CountyPhone(717) 733-0311
Source: Dmand AI Affiliation Data
Dr. Mark Judson Collin is affiliated with 6 sites of care and 4 medical groups
Dr. Collin's primary practice is WellSpan Ephrata Community Hospital in Ephrata, Pennsylvania, part of WellSpan Health. Dr. Collin is also affiliated with WellSpan York Hospital. The medical group on file is WellSpan York Hospital. Dmand AI also links Dr. Collin to 3 more hospitals, 3 medical groups and 1 therapy and rehab clinic, each named with a free account. Dr. Collin's employer is on file too: a hospital.
WellSpan York HospitalWellSpan York Hospital3 hospitalsNames with a free account3 medical groupsNames with a free account1 therapy and rehab clinicName with a free accountEmployer: hospitalName with a free account
See all 10 affiliations for Dr. CollinSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Judson Collin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Collin practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Ephrata Community Hospital | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Judson Collin is one of 2,549 emergency medicine physicians in Pennsylvania
Emergency medicine is Dr. Collin's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Collin is licensed in Pennsylvania.
Specialties and state licenses
- Emergency medicine, PennsylvaniaPrimary
Emergency medicine physicians near Dr. Collin
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
2,549emergency medicine physicians in Pennsylvania11emergency medicine physicians in Ephrata10emergency medicine physicians at WellSpan Ephrata Community Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Judson Collin billed Medicare for 406 services in 2024
CMS data shows 406 Medicare services from Dr. Collin across 4 procedure codes in 2024, for 380 Medicare patients. Medicare paid $42,033 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024406
Medicare patients380
Paid by Medicare$42,033
Procedure codes4
Dr. Collin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3282024: 40624%
Dr. Collin compared with the Pennsylvania median for emergency medicine physicians, 2024
- Dr. Collin
- Pennsylvania median
- Medicare services
- 406vs 24367% above
- Medicare patients
- 380vs 23363% above
- Part D claims
- 156vs 403.9 times
Medians across 2,501 emergency medicine physicians in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Collin's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Collin and other emergency medicine physicians in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Judson Collin treated 380 Medicare patients in 2024, average age 76
CMS counts 380 Medicare patients who saw Dr. Collin in 2024. The largest group is 65 to 74, with 130 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.82, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Collin's median patient age at 70, with 53% women.
Medicare patients, 2024380
Average age76
Average risk score1.82
Also on Medicaid14%
Dr. Collin's Medicare patients by age, 2024
Dr. Collin's Medicare patients by sex, 2024
- Women19952%
- Men18148%
Chronic conditions among Dr. Collin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Mood disorders45%
- Anxiety44%
- Depression42%
- Ischemic heart disease42%
- Chronic kidney disease38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Collin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Judson Collin wrote 290 Medicare Part D claims in 2024
In 2024, Dr. Collin wrote 290 Medicare Part D claims for 219 patients. 97% of them were for generic drugs. CMS names the drug for 156 of them, across 6 drugs with 11 or more claims each, at $1,026 in total drug cost. In 2016, CMS named 30 claims across 2 drugs.
Part D claims, 2024290
Drugs named by CMS6
Total drug cost$1,026
Part D patients219
Dr. Collin's Part D claims by kind of drug, 2024
- Generic281 claims97%
- Brand-name and other9 claims3%
Dr. Collin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Collin's Part D claims, 2024
- Opioids19%54 of 290 claims
- Antibiotics33%97 of 290 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2016 to 2024
- 2016
- 2024
- Claims for drugs CMS names
- 2016: 302024: 156420%
Drugs named by CMS: 6 in 2024, 2 in 2016.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mark Judson Collin takes part in Medicare
Dr. Collin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mark Judson Collin has 3 publications on record
Dmand AI links 3 papers to Dr. Collin, published from 2020 to 2021. Dr. Collin's most frequent co-authors are David Lee-Kuan Gregory and Michael Anthony Secko, MD.
Papers3
Years published2020 to 2021
Dr. Collin's most frequent co-authors
Recent publications by Dr. Collin
J Am Coll Emerg Physicians Open
Clin Pract Cases Emerg Med
See who Dr. Collin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Collin works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Mark Judson Collin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark Judson Collin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark Judson Collin's NPI number?
Dr. Mark Judson Collin's NPI number is 1497165229. It was assigned on May 1, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Judson Collin?
Dr. Mark Judson Collin is an emergency medicine physician in Ephrata, Pennsylvania. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Mark Judson Collin practice?
Dr. Collin practices at 169 Martin Avenue, Ephrata, PA 17522. Dr. Collin's primary practice is WellSpan Ephrata Community Hospital in Ephrata, Pennsylvania, part of WellSpan Health. Dmand AI also links Dr. Collin to 3 hospitals, 3 medical groups and 1 therapy and rehab clinic.
What is Dr. Mark Judson Collin's office phone number?
The practice phone on file for Dr. Collin is (717) 733-0311.
What is Dr. Mark Judson Collin's medical license number?
Dr. Collin holds Pennsylvania license MT205865.
Which hospitals is Dr. Mark Judson Collin affiliated with?
Dr. Collin practices at WellSpan Ephrata Community Hospital in Ephrata, Pennsylvania. Dr. Collin is also affiliated with WellSpan York Hospital. Dmand AI links Dr. Collin to 3 more hospitals.
What medical group is Dr. Mark Judson Collin part of?
Dr. Collin is linked to WellSpan York Hospital. Dmand AI links Dr. Collin to 3 more medical groups.
Does Dr. Mark Judson Collin accept Medicare?
Yes. CMS data shows Dr. Collin billed Medicare for 406 services in 2024, and Dr. Collin accepts Medicare assignment.
How many Medicare patients does Dr. Mark Judson Collin see?
CMS counts 380 Medicare patients who saw Dr. Collin in 2024, with an average age of 76.
What services does Dr. Mark Judson Collin bill to Medicare?
In 2024, Dr. Collin's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
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What drugs does Dr. Mark Judson Collin prescribe most?
In 2024 Medicare Part D data, Dr. Collin's most prescribed drugs by claims were Oxycodone HCl, Ondansetron ODT and Cephalexin.
How long has Dr. Mark Judson Collin been practicing?
Dr. Collin graduated from medical school in 2014, 12 years ago.
Does Dr. Mark Judson Collin do research?
Dmand AI links 3 publications to Dr. Collin, published from 2020 to 2021.
Who does Dr. Mark Judson Collin publish with?
Dr. Collin's most frequent co-authors are David Lee-Kuan Gregory (1 shared paper) and Michael Anthony Secko, MD (1 shared paper).
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