Body WeightCatsCell Proliferation
Dr. Teresa Ann O'Brien, MD
NPI1053349878PAC ID3779576319
- Medicare services, 2024
- 98
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 464
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 104 Legion Drive, Las Vegas, NM 87701
- Practice phone
- Call (505) 426-3930
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. O'Brien'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. Teresa Ann O'Brien is a child and adolescent psychiatrist in Las Vegas, New Mexico
Dr. O'Brien practices at Alta Vista Regional Hospital in Las Vegas, New Mexico, part of Dava Health.
Dr. O'Brien's NPI, 1053349878, was assigned on June 29, 2006. Dr. O'Brien graduated from University of New Mexico School of Medicine in 1998. Dr. O'Brien holds New Mexico license 2001-273.
NPI and contact details
- NPI
- 1053349878NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779576319
- NPI enumeration date
- June 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (505) 426-3930
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Teresa Ann O'Brien practices at Alta Vista Regional Hospital in Las Vegas, New Mexico
Dr. O'Brien's primary practice is Alta Vista Regional Hospital, at 104 Legion Drive, Las Vegas, NM 87701 in San Miguel County. The practice phone is (505) 426-3930.
- Alta Vista Regional Hospital104 Legion Drive, Las Vegas, NM 87701 · San Miguel CountyPhone(505) 426-3930
Source: Dmand AI Affiliation Data
Dr. Teresa Ann O'Brien is affiliated with 2 sites of care and 1 medical group
Dr. O'Brien's primary practice is Alta Vista Regional Hospital in Las Vegas, New Mexico, part of Dava Health. The medical group on file is New Mexico Behavioral Health Institute. Dmand AI also links Dr. O'Brien to 1 more therapy and rehab clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Teresa Ann O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Brien practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Vista Regional Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. O'Brien practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Dava Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Teresa Ann O'Brien is one of 38 childs and adolescent psychiatrists in New Mexico
Child and adolescent psychiatry is Dr. O'Brien's primary specialty in the NPI Registry, under taxonomy code 2084P0804X. Dr. O'Brien is board certified in addiction medicine by the American Board of Emergency Medicine. Dr. O'Brien is licensed in New Mexico.
Specialties and state licenses
- Child and adolescent psychiatry, New MexicoPrimary
Childs and adolescent psychiatrists near Dr. O'Brien
Counts of childs and adolescent psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
38childs and adolescent psychiatrists in New Mexico
2childs and adolescent psychiatrists in Las Vegas
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Teresa Ann O'Brien billed Medicare for 98 services in 2024
CMS data shows 98 Medicare services from Dr. O'Brien across 1 procedure code in 2024, for 28 Medicare patients. Medicare paid $7,907 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202498
Medicare patients28
Paid by Medicare$7,907
Procedure codes1
Dr. O'Brien's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1122024: 9813%
Dr. O'Brien compared with the New Mexico median for childs and adolescent psychiatrists, 2024
- Dr. O'Brien
- New Mexico median
- Medicare services
- 98vs 98Close to median
- Part D claims
- 359vs 943.8 times
Medians across 38 childs and adolescent psychiatrists in New Mexico with Dmand AI profiles that report each measure.
Dr. O'Brien'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 Dr. O'Brien?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. O'Brien and other childs and adolescent psychiatrists in New Mexico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Teresa Ann O'Brien treated 28 Medicare patients in 2024, average age 57
CMS counts 28 Medicare patients who saw Dr. O'Brien in 2024. 75% of them have schizophrenia and other psychoses, and 50% have alcohol and drug use disorders. Their average risk score is 1.53, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. O'Brien's median patient age at 58, with 33% women.
Medicare patients, 202428
Average age57
Average risk score1.53
Chronic conditions among Dr. O'Brien's Medicare patients, 2024
- Schizophrenia and other psychoses75%
- Alcohol and drug use disorders50%
- Anxiety46%
- Tobacco use46%
- Mood disorders43%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women33%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Teresa Ann O'Brien wrote 464 Medicare Part D claims in 2024
In 2024, Dr. O'Brien wrote 464 Medicare Part D claims for 33 patients. 97% of them were for generic drugs. CMS names the drug for 359 of them, across 13 drugs with 11 or more claims each, at $4,913 in total drug cost. In 2023, CMS named 369 claims across 15 drugs.
Part D claims, 2024464
Drugs named by CMS13
Total drug cost$4,913
Part D patients33
Dr. O'Brien's Part D claims by kind of drug, 2024
- Generic451 claims97%
- Brand-name13 claims3%
Dr. O'Brien'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'Brien's Part D claims, 2024
- Antipsychotics, patients 65 and over20%94 of 464 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3692024: 3593%
Drugs named by CMS: 13 in 2024, 15 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
How Dr. Teresa Ann O'Brien takes part in Medicare
Dr. O'Brien 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)
For MedTech and pharma teams
Find childs and adolescent psychiatrists like Dr. O'Brien by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Teresa Ann O'Brien has 2 publications on record
Dmand AI links 2 papers to Dr. O'Brien, published from 2011 to 2015.
Papers2
Years published2011 to 2015
Recent publications by Dr. O'Brien
J Psychiatr Ment Health Nurs
Bipolar DisorderFeasibility StudiesNew Zealand
See who Dr. O'Brien researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. O'Brien works with, so you can find a warm path to the right childs and adolescent psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Teresa Ann O'Brien received $142 in industry payments from 2024 to 2025
CMS Open Payments shows 3 general payments to Dr. O'Brien from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. ITI, Inc. paid the most, $65.
General payments to Dr. O'Brien by program year, 2024 to 2025
Companies that paid Dr. O'Brien the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Teresa Ann O'Brien graduated from University of New Mexico School of Medicine
Dr. O'Brien graduated from University of New Mexico School of Medicine in 1998.
- Medical school
- Board certified in addiction medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Teresa Ann O'Brien'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Teresa Ann O'Brien
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. Teresa Ann O'Brien's NPI number?
Dr. Teresa Ann O'Brien's NPI number is 1053349878. It was assigned on June 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Teresa Ann O'Brien?
Dr. Teresa Ann O'Brien is a child and adolescent psychiatrist in Las Vegas, New Mexico. The primary specialty in the NPI Registry is Child & Adolescent Psychiatry Physician (taxonomy code 2084P0804X).
Where does Dr. Teresa Ann O'Brien practice?
Dr. O'Brien practices at 104 Legion Drive, Las Vegas, NM 87701. Dr. O'Brien's primary practice is Alta Vista Regional Hospital in Las Vegas, New Mexico, part of Dava Health. Dmand AI also links Dr. O'Brien to 1 therapy and rehab clinic.
What is Dr. Teresa Ann O'Brien's office phone number?
The practice phone on file for Dr. O'Brien is (505) 426-3930.
What is Dr. Teresa Ann O'Brien's medical license number?
Dr. O'Brien holds New Mexico license 2001-273.
Which hospitals is Dr. Teresa Ann O'Brien affiliated with?
Dr. O'Brien practices at Alta Vista Regional Hospital in Las Vegas, New Mexico.
What medical group is Dr. Teresa Ann O'Brien part of?
Dr. O'Brien is linked to New Mexico Behavioral Health Institute.
Does Dr. Teresa Ann O'Brien accept Medicare?
Yes. CMS data shows Dr. O'Brien billed Medicare for 98 services in 2024, and Dr. O'Brien accepts Medicare assignment.
How many Medicare patients does Dr. Teresa Ann O'Brien see?
CMS counts 28 Medicare patients who saw Dr. O'Brien in 2024, with an average age of 57.
Is Dr. Teresa Ann O'Brien board certified?
Yes. Dr. O'Brien is board certified in addiction medicine by the American Board of Emergency Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Teresa Ann O'Brien bill to Medicare?
In 2024, Dr. O'Brien's most billed Medicare services were hospital inpatient care (99233).
Where did Dr. Teresa Ann O'Brien go to medical school?
Dr. O'Brien graduated from University of New Mexico School of Medicine in 1998.
What drugs does Dr. Teresa Ann O'Brien prescribe most?
In 2024 Medicare Part D data, Dr. O'Brien's most prescribed drugs by claims were Olanzapine, Haloperidol and Clozapine.
Has Dr. Teresa Ann O'Brien received payments from drug or device companies?
CMS Open Payments shows $142 in general payments to Dr. O'Brien from 3 companies from 2024 to 2025. The largest total came from ITI, Inc.
How long has Dr. Teresa Ann O'Brien been practicing?
Dr. O'Brien graduated from medical school in 1998, 28 years ago.
Does Dr. Teresa Ann O'Brien do research?
Dmand AI links 2 publications to Dr. O'Brien, published from 2011 to 2015.
Selling to child and adolescent psychiatry practices?
See childs and adolescent psychiatrists in New Mexico by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card