Dr. John Joseph Oconnor, MD
- Medicare services, 2024
- 1,485
- Medicare patients, 2024
- 572
- Part D claims, 2024
- 332
- Hospital affiliations
- 1
- Industry payments
- $195
- Practice address
- 1003 Willow Creek Road, Prescott, AZ 86301
- Practice phone
- Call (928) 445-2700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Oconnor'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.
Dr. John Joseph Oconnor is a general practice physician in Prescott, Arizona
Dr. Oconnor practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health.
Dr. Oconnor's NPI, 1437157203, was assigned on July 14, 2005. Dr. Oconnor graduated from University of Chicago, Pritzker School of Medicine in 1986. Dr. Oconnor holds Arizona license 25148.
- NPI
- 1437157203NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486696028
- NPI enumeration date
- July 14, 2005
- NPI status
- Active
- Practice phone
- (928) 445-2700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John Joseph Oconnor practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona
Dr. Oconnor's primary practice is Dignity Health, Yavapai Regional Medical Center West, at 1003 Willow Creek Road, Prescott, AZ 86301 in Yavapai County. The practice phone is (928) 445-2700.
- Dignity Health, Yavapai Regional Medical Center West1003 Willow Creek Road, Prescott, AZ 86301 · Yavapai CountyPhone(928) 445-2700
Source: Dmand AI Affiliation Data
Dr. John Joseph Oconnor is affiliated with 1 site of care and 1 medical group
Dr. Oconnor's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health. The medical group on file is Yavapai Regional Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Joseph Oconnor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oconnor practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health, Yavapai Regional Medical Center West | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Joseph Oconnor is one of 120 general practice physicians in Arizona
General practice is Dr. Oconnor's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Oconnor is licensed in Arizona.
Specialties and state licenses
- General practice, ArizonaPrimary
General practice physicians near Dr. Oconnor
Counts of general practice 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. John Joseph Oconnor billed Medicare for 1,485 services in 2024
CMS data shows 1,485 Medicare services from Dr. Oconnor across 9 procedure codes in 2024, for 572 Medicare patients. Medicare paid $119,005 for them. Every service was in an office.
Dr. Oconnor's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,2562024: 1,38010%
- Office and hospital visits
- 2023: 1352024: 10522%
Dr. Oconnor compared with the Arizona median for general practice physicians, 2024
- Dr. Oconnor
- Arizona median
- Medicare services
- 1,485vs 2176.8 times
- Medicare patients
- 572vs 926.2 times
- Part D claims
- 190vs 613.1 times
Medians across 115 general practice physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Oconnor'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. John Joseph Oconnor treated 572 Medicare patients in 2024, average age 75
CMS counts 572 Medicare patients who saw Dr. Oconnor in 2024. The largest group is 65 to 74, with 278 patients. 75% of them have high cholesterol, and 71% have arthritis. 2% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oconnor's median patient age at 73, with 51% women.
Dr. Oconnor's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Oconnor's Medicare patients by sex, 2024
- Women31856%
- Men25444%
Chronic conditions among Dr. Oconnor's Medicare patients, 2024
- High cholesterol75%
- Arthritis71%
- High blood pressure70%
- Ischemic heart disease28%
- Diabetes26%
- Anxiety22%
- Chronic kidney disease21%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oconnor's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women51%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Joseph Oconnor wrote 332 Medicare Part D claims in 2024
In 2024, Dr. Oconnor wrote 332 Medicare Part D claims for 55 patients. 95% of them were for generic drugs. CMS names the drug for 190 of them, across 10 drugs with 11 or more claims each, at $74,345 in total drug cost. In 2023, CMS named 228 claims across 12 drugs.
Dr. Oconnor's Part D claims by kind of drug, 2024
- Generic316 claims95%
- Brand-name and other16 claims5%
Dr. Oconnor'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: 2282024: 19017%
Drugs named by CMS: 10 in 2024, 12 in 2023.
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. John Joseph Oconnor received $195 in industry payments from 2016 to 2022
CMS Open Payments shows 6 general payments to Dr. Oconnor from 3 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $97.
General payments to Dr. Oconnor by program year, 2016 to 2022
Companies that paid Dr. Oconnor the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Joseph Oconnor graduated from University of Chicago, Pritzker School of Medicine
Dr. Oconnor graduated from University of Chicago, Pritzker School of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Joseph Oconnor'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Part D prescribing | Medicare 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 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 Dr. John Joseph Oconnor
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 Joseph Oconnor's NPI number?
Dr. John Joseph Oconnor's NPI number is 1437157203. It was assigned on July 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Joseph Oconnor?
Dr. John Joseph Oconnor is a general practice physician in Prescott, Arizona. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. John Joseph Oconnor practice?
Dr. Oconnor practices at 1003 Willow Creek Road, Prescott, AZ 86301. Dr. Oconnor's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health.
What is Dr. John Joseph Oconnor's office phone number?
The practice phone on file for Dr. Oconnor is (928) 445-2700.
What is Dr. John Joseph Oconnor's medical license number?
Dr. Oconnor holds Arizona license 25148.
Which hospitals is Dr. John Joseph Oconnor affiliated with?
Dr. Oconnor practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona.
What medical group is Dr. John Joseph Oconnor part of?
Dr. Oconnor is linked to Yavapai Regional Medical Center.
Does Dr. John Joseph Oconnor accept Medicare?
Yes. CMS data shows Dr. Oconnor billed Medicare for 1,485 services in 2024.
How many Medicare patients does Dr. John Joseph Oconnor see?
CMS counts 572 Medicare patients who saw Dr. Oconnor in 2024, with an average age of 75.
What services does Dr. John Joseph Oconnor bill to Medicare?
In 2024, Dr. Oconnor's most billed Medicare services were nerve and brain test (95886), nerve and brain test (95910) and nerve and brain test (95908).
Show 4 more questionsShow fewer questions
Where did Dr. John Joseph Oconnor go to medical school?
Dr. Oconnor graduated from University of Chicago, Pritzker School of Medicine in 1986.
What drugs does Dr. John Joseph Oconnor prescribe most?
In 2024 Medicare Part D data, Dr. Oconnor's most prescribed drugs by claims were Carbidopa-Levodopa, Carbamazepine ER and Lamotrigine.
Has Dr. John Joseph Oconnor received payments from drug or device companies?
CMS Open Payments shows $195 in general payments to Dr. Oconnor from 3 companies from 2016 to 2022. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. John Joseph Oconnor been practicing?
Dr. Oconnor graduated from medical school in 1986, 40 years ago.
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