Dr. Mark Edward Van Wormer, MD
- Medicare services, 2018
- 1,191
- Part D claims, 2026
- 9,337
- MIPS score, 2026
- 84
- Hospital affiliations
- 2
- Industry payments
- $270
- Practice address
- 300 Wilson Street, Clayton, NM 88415
- Practice phone
- Call (575) 374-7001
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Van Wormer'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 Edward Van Wormer is a general practice physician in Clayton, New Mexico
Dr. Van Wormer practices at Union County General Hospital in Clayton, New Mexico, part of Union County.
Dr. Van Wormer's NPI, 1013919034, was assigned on August 10, 2005. Dr. Van Wormer holds New Mexico license 81333.
- NPI
- 1013919034NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183785041
- NPI enumeration date
- August 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (575) 374-7001
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Edward Van Wormer practices at Union County General Hospital in Clayton, New Mexico
Dr. Van Wormer's primary practice is Union County General Hospital, at 300 Wilson Street, Clayton, NM 88415 in Union County. The practice phone is (575) 374-7001.
- Union County General Hospital300 Wilson Street, Clayton, NM 88415 · Union CountyPhone(575) 374-7001
Source: Dmand AI Affiliation Data
Dr. Mark Edward Van Wormer is affiliated with 4 sites of care and 1 medical group
Dr. Van Wormer's primary practice is Union County General Hospital in Clayton, New Mexico, part of Union County. Dr. Van Wormer is also affiliated with BSA Hospital. The medical group on file is Union County Health Center. Dmand AI also links Dr. Van Wormer to 1 more rural health clinic and 1 skilled nursing facility, each named with a free account. Dr. Van Wormer's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Edward Van Wormer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Van Wormer practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Union County General Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Union County and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark Edward Van Wormer is one of 57 general practice physicians in New Mexico
General practice is Dr. Van Wormer's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Van Wormer is licensed in New Mexico.
Specialties and state licenses
- General practice, New MexicoPrimary
General practice physicians near Dr. Van Wormer
Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Edward Van Wormer billed Medicare for 1,191 services in 2018
CMS data shows 1,191 Medicare services from Dr. Van Wormer across 16 procedure codes in 2018. Medicare paid $49,258 for them.
Dr. Van Wormer's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 132018: 1,0638077%
- Drugs given in the office
- 2017: 02018: 47
- Surgery
- 2017: 02018: 30
- Tests and treatments
- 2017: 02018: 26
- Other services
- 2017: 02018: 25
Where Dr. Van Wormer's Medicare services took place, 2018
- In an office89275%
- In a facility29925%
Dr. Van Wormer compared with the New Mexico median for general practice physicians, 2018
- Dr. Van Wormer
- New Mexico median
- Medicare services
- 1,191vs 2185.5 times
- Part D claims
- 8,611vs 15256.7 times
Medians across 48 general practice physicians in New Mexico with Dmand AI profiles that report each measure.
Dr. Van Wormer's most billed Medicare procedure codes, 2018
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Edward Van Wormer's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Dr. Van Wormer's median patient age at 75, with 55% women.
Dr. Van Wormer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Mark Edward Van Wormer wrote 9,337 Medicare Part D claims in 2026
In 2026, Dr. Van Wormer wrote 9,337 Medicare Part D claims for 357 patients. 82% of them were for generic drugs. CMS names the drug for 8,611 of them, across 151 drugs with 11 or more claims each, at $736,716 in total drug cost. In 2023, CMS named 8,392 claims across 160 drugs.
Dr. Van Wormer's Part D claims by kind of drug, 2026
- Generic7,700 claims82%
- Brand-name1,511 claims16%
- Other126 claims1%
Dr. Van Wormer'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. Van Wormer's Part D claims, 2026
- Opioids3%315 of 9,337 claims
- Antibiotics2%162 of 9,337 claims
- Antipsychotics, patients 65 and over2%156 of 9,337 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8,3922024: 8,6113%
Drugs named by CMS: 151 in 2024, 160 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2026 data
Dr. Mark Edward Van Wormer scored 84 out of 100 in Medicare's MIPS program for 2026
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Van Wormer for performance year 2026, reported as part of a group. Dr. Van Wormer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Van Wormer's MIPS scores, performance year 2026
- 84of 100Final score
- 63.8of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2026 data
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Dr. Mark Edward Van Wormer received $270 in industry payments from 2016 to 2025
CMS Open Payments shows 19 general payments to Dr. Van Wormer from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Insulet Corporation paid the most, $161.
General payments to Dr. Van Wormer by program year, 2016 to 2025
Companies that paid Dr. Van Wormer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Edward Van Wormer'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 Data |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Edward Van Wormer
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 Edward Van Wormer's NPI number?
Dr. Mark Edward Van Wormer's NPI number is 1013919034. It was assigned on August 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Edward Van Wormer?
Dr. Mark Edward Van Wormer is a general practice physician in Clayton, New Mexico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Mark Edward Van Wormer practice?
Dr. Van Wormer practices at 300 Wilson Street, Clayton, NM 88415. Dr. Van Wormer's primary practice is Union County General Hospital in Clayton, New Mexico, part of Union County. Dmand AI also links Dr. Van Wormer to 1 rural health clinic and 1 skilled nursing facility, and a free account names each one.
What is Dr. Mark Edward Van Wormer's office phone number?
The practice phone on file for Dr. Van Wormer is (575) 374-7001. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Mark Edward Van Wormer's email address?
Dmand AI checks professional and personal email addresses for Dr. Van Wormer through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Mark Edward Van Wormer's medical license number?
Dr. Van Wormer holds New Mexico license 81333.
Which hospitals is Dr. Mark Edward Van Wormer affiliated with?
Dr. Van Wormer practices at Union County General Hospital in Clayton, New Mexico. Dr. Van Wormer is also affiliated with BSA Hospital.
What medical group is Dr. Mark Edward Van Wormer part of?
Dr. Van Wormer is linked to Union County Health Center.
Who employs Dr. Mark Edward Van Wormer?
Dmand AI has Dr. Van Wormer's employer on file: a hospital. The organization's name is available with a free Dmand AI account.
Who does Dr. Mark Edward Van Wormer practice with?
Dmand AI links 6 HCPs to Dr. Van Wormer's primary medical group, 1 of them general practice physician. A free account lists them, with verified contacts.
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Does Dr. Mark Edward Van Wormer accept Medicare?
Yes. CMS data shows Dr. Van Wormer billed Medicare for 1,191 services in 2018, and Dr. Van Wormer accepts Medicare assignment.
What is Dr. Mark Edward Van Wormer's MIPS score?
Dr. Van Wormer's MIPS final score for performance year 2026 is 84 out of 100, reported as part of a group.
What services does Dr. Mark Edward Van Wormer bill to Medicare?
In 2018, Dr. Van Wormer's most billed Medicare services were office visit, established patient (99212), office visit, established patient (99213) and emergency department visit (99283).
What drugs does Dr. Mark Edward Van Wormer prescribe most?
In 2024 Medicare Part D data, Dr. Van Wormer's most prescribed drugs by claims were Potassium Chloride, Lisinopril and Levothyroxine Sodium.
Has Dr. Mark Edward Van Wormer received payments from drug or device companies?
CMS Open Payments shows $270 in general payments to Dr. Van Wormer from 4 companies from 2016 to 2025. The largest total came from Insulet Corporation.
How long has Dr. Mark Edward Van Wormer been practicing?
Dr. Van Wormer graduated from medical school in 1980, 46 years ago.
What EHR does Dr. Mark Edward Van Wormer's practice use?
Dmand AI tracks the EHR system at Union County General Hospital and at 3 more affiliated sites. The vendor and product are available with a free Dmand AI account.
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