Dr. Nathaniel A. Kaan, MD

  • Cheyenne, WY
  • General surgeon
NPI1508210709PAC ID2264725266
Medicare services, 2024
373
Medicare patients, 2024
186
Part D claims, 2024
78
Hospital affiliations
1
Industry payments
$9,718
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 4 affiliations

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Dr. Nathaniel A. Kaan is a general surgeon in Cheyenne, Wyoming

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

Dr. Kaan's NPI, 1508210709, was assigned on April 14, 2016. Dr. Kaan graduated from University of Washington School of Medicine in 2016. Dr. Kaan holds Wyoming license 15275A.

NPI and contact details
Medicare PAC ID
2264725266
NPI enumeration date
April 14, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(307) 633-2273
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
36
Medical school graduation
2016

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

Dr. Nathaniel A. Kaan practices at Cheyenne Regional Medical Center in Cheyenne, Wyoming

Dr. Kaan'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. Nathaniel A. Kaan is affiliated with 2 sites of care and 2 medical groups

Dr. Kaan's primary practice is Cheyenne Regional Medical Center in Cheyenne, Wyoming, part of Laramie County Shooting Sports Complex. The medical group on file is Mountain West Surgical Specialists. Dmand AI also links Dr. Kaan to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Kaan

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

Dmand AI tracks the EHR system at Dr. Nathaniel A. Kaan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaan practices, 2 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
+1 more site and 1 medical groupAvailable 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. Nathaniel A. Kaan is one of 68 general surgeons in Wyoming

Surgery is Dr. Kaan's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Kaan is licensed in Wyoming.

Specialties and state licenses

  • Surgery, WyomingPrimaryLicense 15275A · taxonomy 208600000X

General surgeons near Dr. Kaan

Counts of general surgeons 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. Nathaniel A. Kaan billed Medicare for 373 services in 2024

CMS data shows 373 Medicare services from Dr. Kaan across 11 procedure codes in 2024, for 186 Medicare patients. Medicare paid $32,094 for them.

Medicare services, 2024373
Medicare patients186
Paid by Medicare$32,094
Procedure codes11

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

  • 2023
  • 2024
Office and hospital visits
2023: 2382024: 32436%
Imaging
2023: 362024: 3211%
Surgery
2023: 192024: 1711%

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

  • In an office15943%
  • In a facility21457%

Dr. Kaan compared with the Wyoming median for general surgeons, 2024

  • Dr. Kaan
  • Wyoming median
Medicare services
373vs 20879% above
Medicare patients
186vs 16215% above
Part D claims
21vs 5360% below

Medians across 70 general surgeons in Wyoming with Dmand AI profiles that report each measure.

Dr. Kaan'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. Kaan

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

Dr. Nathaniel A. Kaan treated 186 Medicare patients in 2024, average age 73

CMS counts 186 Medicare patients who saw Dr. Kaan in 2024. The largest group is 65 to 74, with 87 patients. 75% of them have high blood pressure, and 65% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kaan's median patient age at 56, with 49% women.

Medicare patients, 2024186
Average age73
Average risk score1.32
Also on Medicaid8%

Dr. Kaan's Medicare patients by age, 2024

Dr. Kaan's Medicare patients by sex, 2024

  • Women9652%
  • Men9048%

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

  1. High blood pressure75%
  2. High cholesterol65%
  3. Arthritis41%
  4. Diabetes32%
  5. Ischemic heart disease30%
  6. Chronic kidney disease28%
  7. COPD25%
  8. Atrial fibrillation24%

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

Dr. Kaan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women49%
  • Men51%

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

Dr. Nathaniel A. Kaan wrote 78 Medicare Part D claims in 2024

In 2024, Dr. Kaan wrote 78 Medicare Part D claims for 43 patients. 95% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $45 in total drug cost. In 2023, CMS named 16 claims across 1 drug.

Part D claims, 202478
Drugs named by CMS1
Total drug cost$45
Part D patients43

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

  • Generic74 claims95%
  • Brand-name and other4 claims5%

Dr. Kaan'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. Kaan's Part D claims, 2024

  • Opioids35%27 of 78 claims
  • Antibiotics18%14 of 78 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: 162024: 2131%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Kaan

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. Nathaniel A. Kaan ranks in the 72nd percentile for hernia repair (minimally invasive) in Medicare

Dr. Kaan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 11 procedures of hernia repair (minimally invasive) by Dr. Kaan, more than 72% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Kaan ranks in Medicare procedure volume

Hernia repair (minimally invasive)
72nd percentile11 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 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. Nathaniel A. Kaan received $9,718 in industry payments from 2023 to 2025

CMS Open Payments shows 13 general payments to Dr. Kaan from 3 drug and device companies from 2023 to 2025. Education make up the largest share, 88% of the total. Intuitive Surgical, Inc. paid the most, $9,622.

General payments to Dr. Kaan by program year, 2023 to 2025

General payments to Dr. Kaan by kind, 2023 to 2025

$9.7Kin total
  • Education$8,59288%
  • Travel and lodging$95910%
  • Food and beverage$1672%

Companies that paid Dr. Kaan the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kaan

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

Dr. Nathaniel A. Kaan graduated from University of Washington School of Medicine

Dr. Kaan graduated from University of Washington School of Medicine in 2016.

  1. Medical schoolUniversity of Washington School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Nathaniel A. Kaan'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Nathaniel A. Kaan

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. Nathaniel A. Kaan's NPI number?

Dr. Nathaniel A. Kaan's NPI number is 1508210709. It was assigned on April 14, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Nathaniel A. Kaan?

Dr. Nathaniel A. Kaan is a general surgeon in Cheyenne, Wyoming. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Nathaniel A. Kaan practice?

Dr. Kaan practices at 214 East 23rd Street, Cheyenne, WY 82001. Dr. Kaan's primary practice is Cheyenne Regional Medical Center in Cheyenne, Wyoming, part of Laramie County Shooting Sports Complex. Dmand AI also links Dr. Kaan to 1 group practice or clinic and 1 medical group.

What is Dr. Nathaniel A. Kaan's office phone number?

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

What is Dr. Nathaniel A. Kaan's medical license number?

Dr. Kaan holds Wyoming license 15275A.

Which hospitals is Dr. Nathaniel A. Kaan affiliated with?

Dr. Kaan practices at Cheyenne Regional Medical Center in Cheyenne, Wyoming.

What medical group is Dr. Nathaniel A. Kaan part of?

Dr. Kaan is linked to Mountain West Surgical Specialists. Dmand AI links Dr. Kaan to 1 more medical group.

Does Dr. Nathaniel A. Kaan accept Medicare?

Yes. CMS data shows Dr. Kaan billed Medicare for 373 services in 2024, and Dr. Kaan accepts Medicare assignment.

How many Medicare patients does Dr. Nathaniel A. Kaan see?

CMS counts 186 Medicare patients who saw Dr. Kaan in 2024, with an average age of 73.

What services does Dr. Nathaniel A. Kaan bill to Medicare?

In 2024, Dr. Kaan's most billed Medicare services were hospital inpatient care (99232), office visit, new patient (99204) and office visit, established patient (99214).

Show 4 more questionsShow fewer questions

Where did Dr. Nathaniel A. Kaan go to medical school?

Dr. Kaan graduated from University of Washington School of Medicine in 2016.

What drugs does Dr. Nathaniel A. Kaan prescribe most?

In 2024 Medicare Part D data, Dr. Kaan's most prescribed drugs by claims were Oxycodone HCl.

Has Dr. Nathaniel A. Kaan received payments from drug or device companies?

CMS Open Payments shows $9,718 in general payments to Dr. Kaan from 3 companies from 2023 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Nathaniel A. Kaan been practicing?

Dr. Kaan graduated from medical school in 2016, 10 years ago.

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