Dr. Maureen Ann O'Hallaron, MD
- Part D claims, 2024
- 119
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1100 Tunnel Road, Asheville, NC 28805
- Practice phone
- Call (828) 298-7911
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. O'Hallaron'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. Maureen Ann O'Hallaron is an internist in Asheville, North Carolina
Dr. O'Hallaron practices at Charles George Department of Veterans Affairs Medical Center in Asheville, North Carolina, part of Veterans Health Administration.
Dr. O'Hallaron's NPI, 1689624462, was assigned on May 11, 2006. Dr. O'Hallaron holds Florida license ME65182.
- NPI
- 1689624462NPI Registry (opens in a new tab)
- NPI enumeration date
- May 11, 2006
- NPI status
- Active
- Practice phone
- (828) 298-7911
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Maureen Ann O'Hallaron practices at Charles George Department of Veterans Affairs Medical Center in Asheville, North Carolina
Dr. O'Hallaron's primary practice is Charles George Department of Veterans Affairs Medical Center, at 1100 Tunnel Road, Asheville, NC 28805 in Buncombe County. The practice phone is (828) 298-7911.
- Charles George Department of Veterans Affairs Medical Center1100 Tunnel Road, Asheville, NC 28805 · Buncombe CountyPhone(828) 298-7911
Source: Dmand AI Affiliation Data
Dr. Maureen Ann O'Hallaron is affiliated with 1 site of care
Dr. O'Hallaron's primary practice is Charles George Department of Veterans Affairs Medical Center in Asheville, North Carolina, part of Veterans Health Administration. Dr. O'Hallaron's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maureen Ann O'Hallaron's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Hallaron practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Charles George Department of Veterans Affairs Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Maureen Ann O'Hallaron is one of 3,705 internists in North Carolina
Internal medicine is Dr. O'Hallaron's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. O'Hallaron is licensed in Florida.
Specialties and state licenses
- Internal medicine, FloridaPrimary
Internists near Dr. O'Hallaron
Counts of internists 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. Maureen Ann O'Hallaron's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. O'Hallaron's median patient age at 66, with 20% women.
Dr. O'Hallaron's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women20%
- Men80%
Source: Dmand AI Patient Panel Data
Dr. Maureen Ann O'Hallaron wrote 119 Medicare Part D claims in 2024
In 2024, Dr. O'Hallaron wrote 119 Medicare Part D claims for 19 patients. 97% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $37 in total drug cost. In 2021, CMS named 27 claims across 2 drugs.
Dr. O'Hallaron's Part D claims by kind of drug, 2024
- Generic115 claims97%
- Brand-name and other4 claims3%
Dr. O'Hallaron's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 272022: 1159%
Drugs named by CMS: 1 in 2022, 2 in 2021.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Maureen Ann O'Hallaron'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 |
| 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) |
| 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. Maureen Ann O'Hallaron
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. Maureen Ann O'Hallaron's NPI number?
Dr. Maureen Ann O'Hallaron's NPI number is 1689624462. It was assigned on May 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Maureen Ann O'Hallaron?
Dr. Maureen Ann O'Hallaron is an internist in Asheville, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Maureen Ann O'Hallaron practice?
Dr. O'Hallaron practices at 1100 Tunnel Road, Asheville, NC 28805. Dr. O'Hallaron's primary practice is Charles George Department of Veterans Affairs Medical Center in Asheville, North Carolina, part of Veterans Health Administration.
What is Dr. Maureen Ann O'Hallaron's office phone number?
The practice phone on file for Dr. O'Hallaron is (828) 298-7911.
What is Dr. Maureen Ann O'Hallaron's medical license number?
Dr. O'Hallaron holds Florida license ME65182.
Which hospitals is Dr. Maureen Ann O'Hallaron affiliated with?
Dr. O'Hallaron practices at Charles George Department of Veterans Affairs Medical Center in Asheville, North Carolina.
What drugs does Dr. Maureen Ann O'Hallaron prescribe most?
In 2022 Medicare Part D data, Dr. O'Hallaron's most prescribed drugs by claims were Omeprazole.
How long has Dr. Maureen Ann O'Hallaron been practicing?
Dr. O'Hallaron's NPI was assigned in 2006.
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