Dr. Abraham David Ma, MD
- Part D claims, 2024
- 93
- Publications
- 1
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 1000 W Carson St, Torrance, CA 90509
- Practice phone
- Call (310) 222-2345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ma'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. Abraham David Ma is a psychiatrist in Torrance, California
Dr. Ma practices at Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
Dr. Ma's NPI, 1932896289, was assigned on April 18, 2023. Dr. Ma graduated from SUNY Upstate Medical University in 2023. Dr. Ma holds California license 13024.
- NPI
- 1932896289NPI Registry (opens in a new tab)
- NPI enumeration date
- April 18, 2023
- NPI status
- Active
- Practice phone
- (310) 222-2345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Abraham David Ma practices at Harbor-UCLA Medical Center in Torrance, California
Dr. Ma's primary practice is Harbor-UCLA Medical Center, at 1000 W Carson St, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 222-2345.
- Harbor-UCLA Medical Center1000 W Carson St, Torrance, CA 90509 · Los Angeles CountyPhone(310) 222-2345
Source: Dmand AI Affiliation Data
Dr. Abraham David Ma is affiliated with 1 site of care
Dr. Ma's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Abraham David Ma's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ma practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harbor-UCLA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across County of Los Angeles and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Abraham David Ma is one of 6,803 psychiatrists in California
Psychiatry is Dr. Ma's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Ma is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Ma
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. Abraham David Ma's patients have a median age of 31
Across all payers, Dmand AI patient panel data puts Dr. Ma's median patient age at 31, with 42% women.
Dr. Ma's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 31
Patient panel by sex, all payers
- Women42%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Abraham David Ma wrote 93 Medicare Part D claims in 2024
In 2024, Dr. Ma wrote 93 Medicare Part D claims for 13 patients. 91% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $207 in total drug cost.
Dr. Ma's Part D claims by kind of drug, 2024
- Generic85 claims91%
- Brand-name and other8 claims9%
Dr. Ma'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. Ma's Part D claims, 2024
- Antipsychotics, patients 65 and over19%18 of 93 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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.
Dr. Abraham David Ma has 1 publication on record
Dmand AI links 1 paper to Dr. Ma in 2022. Dr. Ma's most frequent co-author is Purushothaman Muthukanagaraj, MD.
Dr. Ma's most frequent co-authors
Recent publications by Dr. Ma
See who Dr. Ma researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ma works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Abraham David Ma graduated from SUNY Upstate Medical University
Dr. Ma graduated from SUNY Upstate Medical University in 2023.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Abraham David Ma'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Abraham David Ma
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. Abraham David Ma's NPI number?
Dr. Abraham David Ma's NPI number is 1932896289. It was assigned on April 18, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Abraham David Ma?
Dr. Abraham David Ma is a psychiatrist in Torrance, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Abraham David Ma practice?
Dr. Ma practices at 1000 W Carson St, Torrance, CA 90509. Dr. Ma's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
What is Dr. Abraham David Ma's office phone number?
The practice phone on file for Dr. Ma is (310) 222-2345.
What is Dr. Abraham David Ma's medical license number?
Dr. Ma holds California license 13024.
Which hospitals is Dr. Abraham David Ma affiliated with?
Dr. Ma practices at Harbor-UCLA Medical Center in Torrance, California.
Where did Dr. Abraham David Ma go to medical school?
Dr. Ma graduated from SUNY Upstate Medical University in 2023.
What drugs does Dr. Abraham David Ma prescribe most?
In 2024 Medicare Part D data, Dr. Ma's most prescribed drugs by claims were Olanzapine and Clozapine.
How long has Dr. Abraham David Ma been practicing?
Dr. Ma graduated from medical school in 2023, 3 years ago.
Does Dr. Abraham David Ma do research?
Dmand AI links 1 publication to Dr. Ma.
Who does Dr. Abraham David Ma publish with?
Dr. Ma's most frequent co-authors are Purushothaman Muthukanagaraj, MD (1 shared paper).
Selling to psychiatry practices?
See psychiatrists in California 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