John William Harger
- 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
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cox North Hospital
Springfield, Missouri
Find John Harger'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.
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
- 1790176089NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800201393
- NPI enumeration date
- February 9, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 269-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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 Hospital1423 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.
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.
| Site | EHR vendor and product |
|---|---|
| Cox North Hospital | Available with a free account |
| +1 more affiliated site | Available 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, MissouriPrimary
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.
John Harger's Medicare services by type, 2024
- Anesthesia47
- 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.
Need commercial claims for John Harger?
Medicare shows one payer. Book a meeting to get commercial claims data for John Harger and other anesthesiologists in Missouri.
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.
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
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Mood disorders34%
- Anxiety32%
- Depression32%
- Ischemic heart disease32%
- 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.
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.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John William Harger'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 DataMedicare Physician & Other Practitioners - 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 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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