Dr. Joseph H. O'Leary, MD
- Medicare services, 2022
- 77
- Part D claims, 2024
- 113
- Industry payments
- $107
- Medical group
- 1
- State license
- 1
- Practice address
- 3919 National Dr, Burtonsville, MD 20866
- Practice phone
- Call (301) 589-0255
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kolmac Outpatient Recovery Centers
Burtonsville, Maryland
Find Dr. O'Leary'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. Joseph H. O'Leary is a psychiatrist in Burtonsville, Maryland
Dr. O'Leary practices at Kolmac Outpatient Recovery Centers in Burtonsville, Maryland.
Dr. O'Leary's NPI, 1376689992, was assigned on January 30, 2007. Dr. O'Leary graduated from Pennsylvania State University College of Medicine in 1981. Dr. O'Leary holds Maryland license D0033845.
- NPI
- 1376689992NPI Registry (opens in a new tab)
- NPI enumeration date
- January 30, 2007
- NPI status
- Active
- Practice phone
- (301) 589-0255
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Joseph H. O'Leary practices at Kolmac Outpatient Recovery Centers in Burtonsville, Maryland
Dr. O'Leary's primary practice is Kolmac Outpatient Recovery Centers, at 3919 National Dr, Burtonsville, MD 20866 in Montgomery County. The practice phone is (301) 589-0255.
- Kolmac Outpatient Recovery Centers3919 National Dr, Burtonsville, MD 20866 · Montgomery CountyPhone(301) 589-0255
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joseph H. O'Leary is affiliated with 1 site of care and 1 medical group
Dr. O'Leary's primary practice is Kolmac Outpatient Recovery Centers in Burtonsville, Maryland. The medical group on file is Harwood Behavioral Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joseph H. O'Leary's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Leary practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kolmac Outpatient Recovery Centers | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph H. O'Leary is one of 901 psychiatrists in Maryland
Psychiatry is Dr. O'Leary's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. O'Leary is licensed in Maryland.
Specialties and state licenses
- Psychiatry, MarylandPrimary
Psychiatrists near Dr. O'Leary
Counts of psychiatrists 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. Joseph H. O'Leary billed Medicare for 77 services in 2022
CMS data shows 77 Medicare services from Dr. O'Leary across 2 procedure codes in 2022. Medicare paid $4,852 for them. Every service was in an office.
Dr. O'Leary's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1212022: 4960%
- Tests and treatments
- 2021: 432022: 2835%
Dr. O'Leary compared with the Maryland median for psychiatrists, 2022
- Dr. O'Leary
- Maryland median
- Medicare services
- 77vs 18859% below
- Part D claims
- 14vs 11688% below
Medians across 1,014 psychiatrists in Maryland with Dmand AI profiles that report each measure.
Dr. O'Leary's most billed Medicare procedure codes, 2022
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 Dr. O'Leary and other psychiatrists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph H. O'Leary's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Dr. O'Leary's median patient age at 42, with 26% women.
Dr. O'Leary's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women26%
- Men72%
Source: Dmand AI Patient Panel Data
Dr. Joseph H. O'Leary wrote 113 Medicare Part D claims in 2024
In 2024, Dr. O'Leary wrote 113 Medicare Part D claims for 19 patients. 90% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $206 in total drug cost. In 2022, CMS named 235 claims across 11 drugs.
Dr. O'Leary's Part D claims by kind of drug, 2024
- Generic102 claims90%
- Brand-name and other11 claims10%
Dr. O'Leary'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.
Drug classes CMS tracks in Dr. O'Leary's Part D claims, 2024
- Antipsychotics, patients 65 and over12%13 of 113 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 2352024: 1494%
Drugs named by CMS: 1 in 2024, 11 in 2022.
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. Joseph H. O'Leary received $107 in industry payments from 2020 to 2021
CMS Open Payments shows 3 general payments to Dr. O'Leary from 2 drug and device companies from 2020 to 2021. Education make up the largest share, 88% of the total. ITI, Inc. paid the most, $94.
General payments to Dr. O'Leary by program year, 2020 to 2021
General payments to Dr. O'Leary by kind, 2020 to 2021
- Education$9488%
- Food and beverage$1312%
Companies that paid Dr. O'Leary the most, 2020 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph H. O'Leary graduated from Pennsylvania State University College of Medicine
Dr. O'Leary graduated from Pennsylvania State University College of Medicine in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joseph H. O'Leary'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 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 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) |
| 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. Joseph H. O'Leary
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. Joseph H. O'Leary's NPI number?
Dr. Joseph H. O'Leary's NPI number is 1376689992. It was assigned on January 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph H. O'Leary?
Dr. Joseph H. O'Leary is a psychiatrist in Burtonsville, Maryland. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Joseph H. O'Leary practice?
Dr. O'Leary practices at 3919 National Dr, Burtonsville, MD 20866. Dr. O'Leary's primary practice is Kolmac Outpatient Recovery Centers in Burtonsville, Maryland.
What is Dr. Joseph H. O'Leary's office phone number?
The practice phone on file for Dr. O'Leary is (301) 589-0255.
What is Dr. Joseph H. O'Leary's medical license number?
Dr. O'Leary holds Maryland license D0033845.
What medical group is Dr. Joseph H. O'Leary part of?
Dr. O'Leary is linked to Harwood Behavioral Health.
Does Dr. Joseph H. O'Leary accept Medicare?
Yes. CMS data shows Dr. O'Leary billed Medicare for 77 services in 2022.
What services does Dr. Joseph H. O'Leary bill to Medicare?
In 2022, Dr. O'Leary's most billed Medicare services were office visit, established patient (99214) and health assessment (96127).
Where did Dr. Joseph H. O'Leary go to medical school?
Dr. O'Leary graduated from Pennsylvania State University College of Medicine in 1981.
What drugs does Dr. Joseph H. O'Leary prescribe most?
In 2024 Medicare Part D data, Dr. O'Leary's most prescribed drugs by claims were Aripiprazole.
Has Dr. Joseph H. O'Leary received payments from drug or device companies?
CMS Open Payments shows $107 in general payments to Dr. O'Leary from 2 companies from 2020 to 2021. The largest total came from ITI, Inc.
How long has Dr. Joseph H. O'Leary been practicing?
Dr. O'Leary graduated from medical school in 1981, 45 years ago.
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