Dr. Christopher Patrick Clark, DO

  • Greeley, CO
  • Emergency medicine physician
NPI1639353493
Medicare services, 2024
185
Medicare patients, 2024
177
Part D claims, 2024
138
Hospital affiliations
1
Industry payments
$149
Practice address
1801 16th St, Greeley, CO 80631
Practice phone
Call (970) 810-4121
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Banner North Colorado Medical Center

Hospital · Greeley, Colorado

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Dr. Christopher Patrick Clark is an emergency medicine physician in Greeley, Colorado

Dr. Clark practices at Banner North Colorado Medical Center in Greeley, Colorado, part of Banner Health.

Dr. Clark's NPI, 1639353493, was assigned on December 28, 2007. Dr. Clark holds Georgia license RTP003586.

NPI and contact details
NPI enumeration date
December 28, 2007
NPI status
Active
Practice phone
(970) 810-4121
Professional email
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Personal email
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Mobile number
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Sex
Male

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

Dr. Christopher Patrick Clark practices at Banner North Colorado Medical Center in Greeley, Colorado

Dr. Clark's primary practice is Banner North Colorado Medical Center, at 1801 16th St, Greeley, CO 80631 in Weld County. The practice phone is (970) 810-4121.

Source: Dmand AI Affiliation Data

Dr. Christopher Patrick Clark is affiliated with 1 site of care and 1 medical group

Dr. Clark's primary practice is Banner North Colorado Medical Center in Greeley, Colorado, part of Banner Health. The medical group on file is Big Thompson Emergency Physicians.

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

Dmand AI tracks the EHR system at Dr. Christopher Patrick Clark's practice

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

EHR by site
SiteEHR vendor and product
Banner North Colorado Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Christopher Patrick Clark is one of 1,226 emergency medicine physicians in Colorado

Emergency medicine is Dr. Clark's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Clark is licensed in Georgia.

Specialties and state licenses

  • Emergency medicine, GeorgiaPrimaryLicense RTP003586 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Clark

Counts of emergency medicine 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. Christopher Patrick Clark billed Medicare for 185 services in 2024

CMS data shows 185 Medicare services from Dr. Clark across 4 procedure codes in 2024, for 177 Medicare patients. Medicare paid $20,442 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024185
Medicare patients177
Paid by Medicare$20,442
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 2002024: 1858%

Dr. Clark compared with the Colorado median for emergency medicine physicians, 2024

  • Dr. Clark
  • Colorado median
Medicare services
185vs 1997% below
Medicare patients
177vs 1938% below
Part D claims
52vs 3453% above

Medians across 1,237 emergency medicine physicians in Colorado with Dmand AI profiles that report each measure.

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

Dr. Christopher Patrick Clark treated 177 Medicare patients in 2024, average age 72

CMS counts 177 Medicare patients who saw Dr. Clark in 2024. The largest group is 65 to 74, with 69 patients. 71% of them have high blood pressure, and 67% have high cholesterol. 34% are also on Medicaid. Their average risk score is 1.84, 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. Clark's median patient age at 37, with 53% women.

Medicare patients, 2024177
Average age72
Average risk score1.84
Also on Medicaid34%

Dr. Clark's Medicare patients by age, 2024

Dr. Clark's Medicare patients by sex, 2024

  • Women7945%
  • Men9855%

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

  1. High blood pressure71%
  2. High cholesterol67%
  3. Arthritis46%
  4. Chronic kidney disease41%
  5. Diabetes41%
  6. Ischemic heart disease36%
  7. Mood disorders33%
  8. Heart failure32%

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

Dr. Clark's patients across all payers

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

Patient panel by age, all payers

Median age 37

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. Christopher Patrick Clark wrote 138 Medicare Part D claims in 2024

In 2024, Dr. Clark wrote 138 Medicare Part D claims for 105 patients. 93% of them were for generic drugs. CMS names the drug for 52 of them, across 3 drugs with 11 or more claims each, at $214 in total drug cost. In 2023, CMS named 71 claims across 4 drugs.

Part D claims, 2024138
Drugs named by CMS3
Total drug cost$214
Part D patients105

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

  • Generic129 claims93%
  • Brand-name and other9 claims7%

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

  • Opioids14%20 of 138 claims
  • Antibiotics29%40 of 138 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: 712024: 5227%

Drugs named by CMS: 3 in 2024, 4 in 2023.

See all prescribing by Dr. Clark

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

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Dr. Christopher Patrick Clark received $149 in industry payments from 2016 to 2018

CMS Open Payments shows 5 general payments to Dr. Clark from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $138.

General payments to Dr. Clark by program year, 2016 to 2018

Companies that paid Dr. Clark the most, 2016 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Clark

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

Sources for Dr. Christopher Patrick Clark'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Christopher Patrick Clark

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. Christopher Patrick Clark's NPI number?

Dr. Christopher Patrick Clark's NPI number is 1639353493. It was assigned on December 28, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Christopher Patrick Clark?

Dr. Christopher Patrick Clark is an emergency medicine physician in Greeley, Colorado. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Christopher Patrick Clark practice?

Dr. Clark practices at 1801 16th St, Greeley, CO 80631. Dr. Clark's primary practice is Banner North Colorado Medical Center in Greeley, Colorado, part of Banner Health.

What is Dr. Christopher Patrick Clark's office phone number?

The practice phone on file for Dr. Clark is (970) 810-4121.

What is Dr. Christopher Patrick Clark's medical license number?

Dr. Clark holds Georgia license RTP003586.

Which hospitals is Dr. Christopher Patrick Clark affiliated with?

Dr. Clark practices at Banner North Colorado Medical Center in Greeley, Colorado.

What medical group is Dr. Christopher Patrick Clark part of?

Dr. Clark is linked to Big Thompson Emergency Physicians.

Does Dr. Christopher Patrick Clark accept Medicare?

Yes. CMS data shows Dr. Clark billed Medicare for 185 services in 2024.

How many Medicare patients does Dr. Christopher Patrick Clark see?

CMS counts 177 Medicare patients who saw Dr. Clark in 2024, with an average age of 72.

What services does Dr. Christopher Patrick Clark bill to Medicare?

In 2024, Dr. Clark's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).

Show 3 more questionsShow fewer questions

What drugs does Dr. Christopher Patrick Clark prescribe most?

In 2024 Medicare Part D data, Dr. Clark's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Prednisone.

Has Dr. Christopher Patrick Clark received payments from drug or device companies?

CMS Open Payments shows $149 in general payments to Dr. Clark from 2 companies from 2016 to 2018. The largest total came from Abbvie Inc.

How long has Dr. Christopher Patrick Clark been practicing?

Dr. Clark's NPI was assigned in 2007.

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