Dr. John Hallock Oldershaw, MD
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 325 New Castle Rd, Butler, PA 16001
- Practice phone
- Call (717) 277-6568
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Butler VA Medical Center
VA Clinic / Health Facility · Butler, Pennsylvania
Find Dr. Oldershaw'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 Hallock Oldershaw is a diagnostic radiologist in Butler, Pennsylvania
Dr. Oldershaw practices at Butler VA Medical Center in Butler, Pennsylvania.
Dr. Oldershaw's NPI, 1104829423, was assigned on May 31, 2005. Dr. Oldershaw holds Massachusetts license 72783.
- NPI
- 1104829423NPI Registry (opens in a new tab)
- NPI enumeration date
- May 31, 2005
- NPI status
- Active
- Practice phone
- (717) 277-6568
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John Hallock Oldershaw practices at Butler VA Medical Center in Butler, Pennsylvania
Dr. Oldershaw's primary practice is Butler VA Medical Center, at 325 New Castle Rd, Butler, PA 16001. The practice phone is (717) 277-6568.
- Butler VA Medical Center325 New Castle Rd, Butler, PA 16001Phone(717) 277-6568
Source: Dmand AI Affiliation Data
Dr. John Hallock Oldershaw is affiliated with 1 site of care
Dr. Oldershaw's primary practice is Butler VA Medical Center in Butler, Pennsylvania.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Hallock Oldershaw's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oldershaw practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Butler VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Hallock Oldershaw is one of 1,655 diagnostic radiologists in Pennsylvania
Diagnostic radiology is Dr. Oldershaw's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Oldershaw is licensed in Massachusetts.
Specialties and state licenses
- Diagnostic radiology, MassachusettsPrimary
Diagnostic radiologists near Dr. Oldershaw
Counts of diagnostic radiologists 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 Hallock Oldershaw's patients have a median age of 51
Across all payers, Dmand AI patient panel data puts Dr. Oldershaw's median patient age at 51, with 19% women.
Dr. Oldershaw's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women19%
- Men81%
Source: Dmand AI Patient Panel Data
Sources for Dr. John Hallock Oldershaw'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 patients and the all-payer patient panel | Dmand AI Patient Panel 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 Hallock Oldershaw
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 Hallock Oldershaw's NPI number?
Dr. John Hallock Oldershaw's NPI number is 1104829423. It was assigned on May 31, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Hallock Oldershaw?
Dr. John Hallock Oldershaw is a diagnostic radiologist in Butler, Pennsylvania. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. John Hallock Oldershaw practice?
Dr. Oldershaw practices at 325 New Castle Rd, Butler, PA 16001. Dr. Oldershaw's primary practice is Butler VA Medical Center in Butler, Pennsylvania.
What is Dr. John Hallock Oldershaw's office phone number?
The practice phone on file for Dr. Oldershaw is (717) 277-6568.
What is Dr. John Hallock Oldershaw's medical license number?
Dr. Oldershaw holds Massachusetts license 72783.
How long has Dr. John Hallock Oldershaw been practicing?
Dr. Oldershaw's NPI was assigned in 2005.
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