Dr. John M. Schallenkamp, MD

  • Cheyenne, WY
  • Radiation oncologist
NPI1265455018PAC ID5092774109
Medicare services, 2024
1,730
Medicare patients, 2024
279
Part D claims, 2024
60
Publications
5
Clinical trials
11
Practice address
214 East 23rd Street, Cheyenne, WY 82001
Practice phone
Call (307) 633-2273
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cheyenne Regional Medical Center

Hospital · Cheyenne, Wyoming

See all 10 affiliations

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Dr. John M. Schallenkamp is a radiation oncologist in Cheyenne, Wyoming

Dr. Schallenkamp practices at Cheyenne Regional Medical Center in Cheyenne, Wyoming, part of Laramie County Shooting Sports Complex.

Dr. Schallenkamp's NPI, 1265455018, was assigned on July 25, 2006. Dr. Schallenkamp graduated from Medical College Of Wisconsin in 2000. Dr. Schallenkamp holds Montana license 10809.

NPI and contact details
Medicare PAC ID
5092774109
NPI enumeration date
July 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(307) 633-2273
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. John M. Schallenkamp practices at Cheyenne Regional Medical Center in Cheyenne, Wyoming

Dr. Schallenkamp's primary practice is Cheyenne Regional Medical Center, at 214 East 23rd Street, Cheyenne, WY 82001 in Laramie County. The practice phone is (307) 633-2273.

Source: Dmand AI Affiliation Data

Dr. John M. Schallenkamp is affiliated with 6 sites of care and 4 medical groups

Dr. Schallenkamp's primary practice is Cheyenne Regional Medical Center in Cheyenne, Wyoming, part of Laramie County Shooting Sports Complex. Dr. Schallenkamp is also affiliated with UCHealth Poudre Valley Hospital. The medical group on file is Cheyenne Regional Medical Center. Dmand AI also links Dr. Schallenkamp to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account. Dr. Schallenkamp's employer is on file too: a hospital.

See all 10 affiliations for Dr. Schallenkamp

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. John M. Schallenkamp's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schallenkamp practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cheyenne Regional Medical CenterAvailable with a free account
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Laramie County Shooting Sports Complex and 6.2K+ hospitals, with verified contacts in the same login.

Dr. John M. Schallenkamp is one of 9 radiation oncologists in Wyoming

Radiation oncology is Dr. Schallenkamp's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Schallenkamp is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Schallenkamp's licenses on file in 5 states: Montana, Colorado, Wyoming, Minnesota and Wisconsin.

Specialties and state licenses

  • Radiation oncology, MontanaPrimaryLicense 10809 · 2005 to 2027 · taxonomy 2085R0001X
  • Colorado license2025 to 2027
  • Wyoming license2005 to 2026
  • Minnesota license2001 to 2005
  • Wisconsin license2004 to 2005

Clinical focus

Dmand AI lists bone cancer radiation, brain cancer radiation, breast cancer radiation, cancer radiation-upper GI, colorectal cancer radiation, head & neck cancer radiation, lung cancer radiation and lymphoma radiation among the conditions Dr. Schallenkamp treats.

Radiation oncologists near Dr. Schallenkamp

Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.

9radiation oncologists in Wyoming
3radiation oncologists in Cheyenne
3radiation oncologists at Cheyenne Regional Medical Center

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. John M. Schallenkamp billed Medicare for 1,730 services in 2024

CMS data shows 1,730 Medicare services from Dr. Schallenkamp across 17 procedure codes in 2024, for 279 Medicare patients. Medicare paid $122,052 for them.

Medicare services, 20241,730
Medicare patients279
Paid by Medicare$122,052
Procedure codes17

Dr. Schallenkamp's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 1,3352024: 1,3934%
Office and hospital visits
2023: 2562024: 28813%
Other services
2023: 772024: 4936%

Where Dr. Schallenkamp's Medicare services took place, 2024

  • In an office60235%
  • In a facility1,12865%

Dr. Schallenkamp compared with the Wyoming median for radiation oncologists, 2024

  • Dr. Schallenkamp
  • Wyoming median
Part D claims
39vs 3415% above

Medians across 10 radiation oncologists in Wyoming with Dmand AI profiles that report each measure.

Dr. Schallenkamp'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.

See all procedures by Dr. Schallenkamp

Need commercial claims for Dr. Schallenkamp?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schallenkamp and other radiation oncologists in Wyoming.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. John M. Schallenkamp treated 279 Medicare patients in 2024, average age 74

CMS counts 279 Medicare patients who saw Dr. Schallenkamp in 2024. The largest group is 65 to 74, with 144 patients. 75% of them have cancer, and 70% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.61, 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. Schallenkamp's median patient age at 75, with 35% women.

Medicare patients, 2024279
Average age74
Average risk score1.61
Also on Medicaid8%

Dr. Schallenkamp's Medicare patients by age, 2024

Dr. Schallenkamp's Medicare patients by sex, 2024

  • Women9333%
  • Men18667%

Chronic conditions among Dr. Schallenkamp's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure70%
  3. High cholesterol56%
  4. Arthritis38%
  5. COPD24%
  6. Ischemic heart disease24%
  7. Mood disorders22%
  8. Anxiety21%

Share of Medicare patients with each condition. A patient can have several.

Dr. Schallenkamp'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

  • Women35%
  • Men64%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. John M. Schallenkamp wrote 60 Medicare Part D claims in 2024

In 2024, Dr. Schallenkamp wrote 60 Medicare Part D claims for 32 patients. 98% of them were for generic drugs. CMS names the drug for 39 of them, across 2 drugs with 11 or more claims each, at $473 in total drug cost. In 2023, CMS named 43 claims across 2 drugs.

Part D claims, 202460
Drugs named by CMS2
Total drug cost$473
Part D patients32

Dr. Schallenkamp's Part D claims by kind of drug, 2024

  • Generic59 claims98%
  • Brand-name and other1 claims2%

Dr. Schallenkamp'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 432024: 399%

Drugs named by CMS: 2 in 2024, 2 in 2023.

See all prescribing by Dr. Schallenkamp

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

Dr. John M. Schallenkamp scored 83 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Schallenkamp for performance year 2024, reported as part of a group. Dr. Schallenkamp accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Schallenkamp as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Schallenkamp's MIPS scores, performance year 2024

  • 83of 100Final score
  • 80.5of 100Quality
  • 94of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 69of 100Cost

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), 2024 data, released September 10, 2026

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Dr. John M. Schallenkamp has 5 publications on record

Dmand AI links 5 papers to Dr. Schallenkamp in 2024. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols and Lung Neoplasms. Dr. Schallenkamp's most frequent co-authors are Nabil Adra, MD, Edem S. Agamah, MD and Mitchell B. Alden, DO.

Papers5

Topics Dr. Schallenkamp writes about most

  • Antineoplastic Combined Chemotherapy Protocols
  • Lung Neoplasms

Dr. Schallenkamp's most frequent co-authors

Recent publications by Dr. Schallenkamp

See all 5 publications and co-authors

See who Dr. Schallenkamp researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Schallenkamp works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. John M. Schallenkamp has worked on 11 clinical trials

Dmand AI links Dr. Schallenkamp to 11 clinical trials, 4 of them phase 2 studies. 9 are still active or recruiting. Conditions studied include Lung Neoplasms, Thoracic Neoplasms and Gallbladder Neoplasms. National Cancer Institute (NCI) sponsors the most, 5.

Clinical trials with Dr. Schallenkamp by phase

  1. 1Phase 1: 1 trial
  2. 4Phase 2: 4 trials
  3. 1Phase 2/3: 1 trial
  4. 4Phase 3: 4 trials
  5. NonePhase 4: no trials

Conditions in Dr. Schallenkamp's trials

  • Lung Neoplasms
  • Thoracic Neoplasms
  • Gallbladder Neoplasms
  • Hematologic Neoplasms
  • Nasopharyngeal Carcinoma

Investigators on the most trials with Dr. Schallenkamp

Recent clinical trials with Dr. Schallenkamp

See all 11 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. John M. Schallenkamp received $293 in industry payments from 2016 to 2025

CMS Open Payments shows 9 general payments to Dr. Schallenkamp from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pinnacle Biologics, Inc paid the most, $93.

General payments to Dr. Schallenkamp by program year, 2016 to 2025

Companies that paid Dr. Schallenkamp the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Schallenkamp

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. John M. Schallenkamp graduated from Medical College Of Wisconsin

Dr. Schallenkamp graduated from Medical College Of Wisconsin in 2000.

  1. Medical schoolMedical College Of Wisconsin
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. John M. Schallenkamp accepts plans from 15 insurance carriers

Dr. Schallenkamp is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • United Healthcare
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • +7 more carriersWith a free account

Plan types Dr. Schallenkamp accepts, by number of carriers

  1. PPO11
  2. Medicare9
  3. HMO6
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. John M. Schallenkamp's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. John M. Schallenkamp

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. John M. Schallenkamp's NPI number?

Dr. John M. Schallenkamp's NPI number is 1265455018. It was assigned on July 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. John M. Schallenkamp?

Dr. John M. Schallenkamp is a radiation oncologist in Cheyenne, Wyoming. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. John M. Schallenkamp practice?

Dr. Schallenkamp practices at 214 East 23rd Street, Cheyenne, WY 82001. Dr. Schallenkamp's primary practice is Cheyenne Regional Medical Center in Cheyenne, Wyoming, part of Laramie County Shooting Sports Complex. Dmand AI also links Dr. Schallenkamp to 2 hospitals, 3 medical groups and 2 group practices and clinics.

What is Dr. John M. Schallenkamp's office phone number?

The practice phone on file for Dr. Schallenkamp is (307) 633-2273.

What is Dr. John M. Schallenkamp's medical license number?

Dr. Schallenkamp holds Montana license 10809, one of the licenses on file in 5 states.

Which states has Dr. John M. Schallenkamp been licensed in?

Dmand AI has state licenses on file for Dr. Schallenkamp in Montana (2005 to 2027), Colorado (2025 to 2027), Wyoming (2005 to 2026), Minnesota (2001 to 2005) and Wisconsin (2004 to 2005).

Which hospitals is Dr. John M. Schallenkamp affiliated with?

Dr. Schallenkamp practices at Cheyenne Regional Medical Center in Cheyenne, Wyoming. Dr. Schallenkamp is also affiliated with UCHealth Poudre Valley Hospital. Dmand AI links Dr. Schallenkamp to 2 more hospitals.

What medical group is Dr. John M. Schallenkamp part of?

Dr. Schallenkamp is linked to Cheyenne Regional Medical Center. Dmand AI links Dr. Schallenkamp to 3 more medical groups.

Does Dr. John M. Schallenkamp accept Medicare?

Yes. CMS data shows Dr. Schallenkamp billed Medicare for 1,730 services in 2024, and Dr. Schallenkamp accepts Medicare assignment.

Does Dr. John M. Schallenkamp offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Schallenkamp as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. John M. Schallenkamp's MIPS score?

Dr. Schallenkamp's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.

How many Medicare patients does Dr. John M. Schallenkamp see?

CMS counts 279 Medicare patients who saw Dr. Schallenkamp in 2024, with an average age of 74.

Is Dr. John M. Schallenkamp board certified?

Yes. Dr. Schallenkamp is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. John M. Schallenkamp bill to Medicare?

In 2024, Dr. Schallenkamp's most billed Medicare services were radiation oncology (77014), radiation oncology (77427) and radiation oncology (77334).

Where did Dr. John M. Schallenkamp go to medical school?

Dr. Schallenkamp graduated from Medical College Of Wisconsin in 2000.

What drugs does Dr. John M. Schallenkamp prescribe most?

In 2024 Medicare Part D data, Dr. Schallenkamp's most prescribed drugs by claims were Tamsulosin HCl and Bicalutamide.

Has Dr. John M. Schallenkamp received payments from drug or device companies?

CMS Open Payments shows $293 in general payments to Dr. Schallenkamp from 6 companies from 2016 to 2025. The largest total came from Pinnacle Biologics, Inc.

How long has Dr. John M. Schallenkamp been practicing?

Dr. Schallenkamp graduated from medical school in 2000, 26 years ago.

Does Dr. John M. Schallenkamp do research?

Dmand AI links 5 publications to Dr. Schallenkamp. Dr. Schallenkamp has worked on 11 clinical trials.

Who does Dr. John M. Schallenkamp publish with?

Dr. Schallenkamp's most frequent co-authors are Nabil Adra, MD (1 shared paper), Edem S. Agamah, MD (1 shared paper) and Mitchell B. Alden, DO (1 shared paper).

What insurance does Dr. John M. Schallenkamp accept?

Dr. Schallenkamp is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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