John William Harger

  • Springfield, MO
  • Anesthesiologist
NPI1790176089PAC ID6800201393
Medicare services, 2024
66
Medicare patients, 2024
196
Hospital affiliations
1
Industry payments
$102
Medical group
1
Practice address
1423 N Jefferson Ave, Springfield, MO 65802
Practice phone
Call (417) 269-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cox North Hospital

Springfield, Missouri

See all 3 affiliations

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John William Harger is an anesthesiologist in Springfield, Missouri

John Harger practices at Cox North Hospital in Springfield, Missouri.

John Harger's NPI, 1790176089, was assigned on February 9, 2015. John Harger graduated from University of Texas Medical School at Houston in 2015. John Harger holds Missouri license 2023006693.

NPI and contact details
Medicare PAC ID
6800201393
NPI enumeration date
February 9, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(417) 269-6000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

John William Harger practices at Cox North Hospital in Springfield, Missouri

John Harger's primary practice is Cox North Hospital, at 1423 N Jefferson Ave, Springfield, MO 65802 in Greene County. The practice phone is (417) 269-6000.

  • Cox North Hospital
    1423 N Jefferson Ave, Springfield, MO 65802 · Greene CountyPhone(417) 269-6000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

John William Harger is affiliated with 2 sites of care and 1 medical group

John Harger's primary practice is Cox North Hospital in Springfield, Missouri. John Harger is also affiliated with Cox Medical Center South. The medical group on file is Ozark Anesthesia Associates, Inc.

See all 3 affiliations for John Harger

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at John William Harger's practice

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

EHR by site
SiteEHR vendor and product
Cox North HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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John William Harger is one of 819 anesthesiologists in Missouri

Anesthesiology is John Harger's primary specialty in the NPI Registry, under taxonomy code 207L00000X. John Harger is licensed in Missouri.

Specialties and state licenses

  • Anesthesiology, MissouriPrimaryLicense 2023006693 · taxonomy 207L00000X

Anesthesiologists near John Harger

Counts of anesthesiologists 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

John William Harger billed Medicare for 66 services in 2024

CMS data shows 66 Medicare services from John Harger across 5 procedure codes in 2024, for 196 Medicare patients. Medicare paid $4,924 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202466
Medicare patients196
Paid by Medicare$4,924
Procedure codes5

John Harger's Medicare services by type, 2024

  1. Anesthesia47
  2. Surgery19

John Harger compared with the Missouri median for anesthesiologists, 2024

  • John Harger
  • Missouri median
Medicare services
66vs 7512% below
Medicare patients
196vs 14040% above

Medians across 839 anesthesiologists in Missouri with Dmand AI profiles that report each measure.

John Harger'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 John Harger and other anesthesiologists in Missouri.

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

John William Harger treated 196 Medicare patients in 2024, average age 72

CMS counts 196 Medicare patients who saw John Harger in 2024. The largest group is 65 to 74, with 83 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts John Harger's median patient age at 69, with 54% women.

Medicare patients, 2024196
Average age72
Average risk score1.52
Also on Medicaid13%

John Harger's Medicare patients by age, 2024

John Harger's Medicare patients by sex, 2024

  • Women10152%
  • Men9548%

Chronic conditions among John Harger's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis66%
  4. Mood disorders34%
  5. Anxiety32%
  6. Depression32%
  7. Ischemic heart disease32%
  8. COPD30%

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

John Harger's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

How John William Harger takes part in Medicare

John Harger accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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John William Harger received $102 in industry payments from 2023 to 2025

CMS Open Payments shows 6 general payments to John Harger from 2 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $54.

General payments to John Harger by program year, 2023 to 2025

Companies that paid John Harger the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to John Harger

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

John William Harger graduated from University of Texas Medical School at Houston

John Harger graduated from University of Texas Medical School at Houston in 2015.

  1. Medical schoolUniversity of Texas Medical School at Houston

Source: Dmand AI Professional Profile Data

Sources for John William Harger'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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 John William Harger

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is John William Harger's NPI number?

John William Harger's NPI number is 1790176089. It was assigned on February 9, 2015, and it is active in the NPI Registry.

What does John William Harger specialize in?

John William Harger is an anesthesiologist in Springfield, Missouri. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does John William Harger practice?

John Harger practices at 1423 N Jefferson Ave, Springfield, MO 65802. John Harger's primary practice is Cox North Hospital in Springfield, Missouri.

What is John William Harger's office phone number?

The practice phone on file for John Harger is (417) 269-6000.

What is John William Harger's medical license number?

John Harger holds Missouri license 2023006693.

Which hospitals is John William Harger affiliated with?

John Harger is affiliated with Cox Medical Center South.

What medical group is John William Harger part of?

John Harger is linked to Ozark Anesthesia Associates, Inc.

Does John William Harger accept Medicare?

Yes. CMS data shows John Harger billed Medicare for 66 services in 2024, and John Harger accepts Medicare assignment.

How many Medicare patients does John William Harger see?

CMS counts 196 Medicare patients who saw John Harger in 2024, with an average age of 72.

What services does John William Harger bill to Medicare?

In 2024, John Harger's most billed Medicare services were surgery: heart and blood vessels (36620), anesthesia (00731) and anesthesia (00790).

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Where did John William Harger go to medical school?

John Harger graduated from University of Texas Medical School at Houston in 2015.

Has John William Harger received payments from drug or device companies?

CMS Open Payments shows $102 in general payments to John Harger from 2 companies from 2023 to 2025. The largest total came from Merck Sharp & Dohme Corporation.

How long has John William Harger been practicing?

John Harger graduated from medical school in 2015, 11 years ago.

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