Dr. Jacob S Unil Mathew, MD
- Medicare services, 2024
- 1,066
- Medicare patients, 2024
- 154
- Part D claims, 2024
- 539
- MIPS score, 2024
- 92
- Hospital affiliations
- 7
- Practice address
- 227 Babcock Street, Brookline, MA 02446
- Practice phone
- Call (617) 731-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mathew's professional email, personal email and mobile number
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Dr. Jacob S Unil Mathew is a psychiatrist in Brookline, Massachusetts
Dr. Mathew practices at HRI Hospital in Brookline, Massachusetts, part of Universal Health Services.
Dr. Mathew's NPI, 1952558736, was assigned on August 22, 2008. Dr. Mathew holds Massachusetts license 237589.
- NPI
- 1952558736NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264680354
- NPI enumeration date
- August 22, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 731-3200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jacob S Unil Mathew practices at HRI Hospital in Brookline, Massachusetts
Dr. Mathew's primary practice is HRI Hospital, at 227 Babcock Street, Brookline, MA 02446 in Norfolk County. The practice phone is (617) 731-3200.
- HRI Hospital227 Babcock Street, Brookline, MA 02446 · Norfolk CountyPhone(617) 731-3200
Source: Dmand AI Affiliation Data
Dr. Jacob S Unil Mathew is affiliated with 7 sites of care and 3 medical groups
Dr. Mathew's primary practice is HRI Hospital in Brookline, Massachusetts, part of Universal Health Services. Dr. Mathew is also affiliated with Brigham and Women's Hospital. The medical group on file is HRI Hospital. Dmand AI also links Dr. Mathew to 5 more hospitals and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jacob S Unil Mathew's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mathew practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HRI Hospital | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jacob S Unil Mathew is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Mathew's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Mathew is licensed in Massachusetts.
Specialties and state licenses
- Psychiatry, MassachusettsPrimary
Psychiatrists near Dr. Mathew
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. Jacob S Unil Mathew billed Medicare for 1,066 services in 2024
CMS data shows 1,066 Medicare services from Dr. Mathew across 2 procedure codes in 2024, for 154 Medicare patients. Medicare paid $43,042 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mathew's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,6612024: 1,04037%
- Tests and treatments
- 2023: 312024: 2616%
Dr. Mathew compared with the Massachusetts median for psychiatrists, 2024
- Dr. Mathew
- Massachusetts median
- Medicare services
- 1,066vs 1726.2 times
- Medicare patients
- 154vs 423.7 times
- Part D claims
- 265vs 922.9 times
Medians across 2,056 psychiatrists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Mathew'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jacob S Unil Mathew treated 154 Medicare patients in 2024, average age 49
CMS counts 154 Medicare patients who saw Dr. Mathew in 2024. The largest group is under 65, with 130 patients. 75% of them have anxiety, and 75% have bipolar disorder. 93% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mathew's median patient age at 40, with 34% women.
Dr. Mathew's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mathew's Medicare patients by sex, 2024
- Women5737%
- Men9763%
Chronic conditions among Dr. Mathew's Medicare patients, 2024
- Anxiety75%
- Bipolar disorder75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- Depression70%
- Alcohol and drug use disorders66%
- Tobacco use57%
- High blood pressure51%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mathew's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women34%
- Men65%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jacob S Unil Mathew wrote 539 Medicare Part D claims in 2024
In 2024, Dr. Mathew wrote 539 Medicare Part D claims for 106 patients. 93% of them were for generic drugs. CMS names the drug for 265 of them, across 14 drugs with 11 or more claims each, at $3,698 in total drug cost. In 2023, CMS named 127 claims across 8 drugs.
Dr. Mathew's Part D claims by kind of drug, 2024
- Generic501 claims93%
- Brand-name38 claims7%
Dr. Mathew'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. Mathew's Part D claims, 2024
- Antipsychotics, patients 65 and over6%32 of 539 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: 1272024: 265109%
Drugs named by CMS: 14 in 2024, 8 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
Dr. Jacob S Unil Mathew scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Mathew for performance year 2024, reported through an alternative payment model (APM). Dr. Mathew accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mathew's MIPS scores, performance year 2024
- 92of 100Final score
- 76.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jacob S Unil Mathew received $155 in industry payments from 2017 to 2025
CMS Open Payments shows 7 general payments to Dr. Mathew from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $94.
General payments to Dr. Mathew by program year, 2017 to 2025
Companies that paid Dr. Mathew the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jacob S Unil Mathew'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Jacob S Unil Mathew
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. Jacob S Unil Mathew's NPI number?
Dr. Jacob S Unil Mathew's NPI number is 1952558736. It was assigned on August 22, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Jacob S Unil Mathew?
Dr. Jacob S Unil Mathew is a psychiatrist in Brookline, Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Jacob S Unil Mathew practice?
Dr. Mathew practices at 227 Babcock Street, Brookline, MA 02446. Dr. Mathew's primary practice is HRI Hospital in Brookline, Massachusetts, part of Universal Health Services. Dmand AI also links Dr. Mathew to 5 hospitals and 2 medical groups.
What is Dr. Jacob S Unil Mathew's office phone number?
The practice phone on file for Dr. Mathew is (617) 731-3200.
What is Dr. Jacob S Unil Mathew's medical license number?
Dr. Mathew holds Massachusetts license 237589.
Which hospitals is Dr. Jacob S Unil Mathew affiliated with?
Dr. Mathew practices at HRI Hospital in Brookline, Massachusetts. Dr. Mathew is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Mathew to 5 more hospitals.
What medical group is Dr. Jacob S Unil Mathew part of?
Dr. Mathew is linked to HRI Hospital. Dmand AI links Dr. Mathew to 2 more medical groups.
Does Dr. Jacob S Unil Mathew accept Medicare?
Yes. CMS data shows Dr. Mathew billed Medicare for 1,066 services in 2024, and Dr. Mathew accepts Medicare assignment.
What is Dr. Jacob S Unil Mathew's MIPS score?
Dr. Mathew's MIPS final score for performance year 2024 is 92 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Jacob S Unil Mathew see?
CMS counts 154 Medicare patients who saw Dr. Mathew in 2024, with an average age of 49.
Show 4 more questionsShow fewer questions
What services does Dr. Jacob S Unil Mathew bill to Medicare?
In 2024, Dr. Mathew's most billed Medicare services were hospital inpatient care (99231) and psychiatric service (90792).
What drugs does Dr. Jacob S Unil Mathew prescribe most?
In 2024 Medicare Part D data, Dr. Mathew's most prescribed drugs by claims were Olanzapine, Divalproex Sodium and Gabapentin.
Has Dr. Jacob S Unil Mathew received payments from drug or device companies?
CMS Open Payments shows $155 in general payments to Dr. Mathew from 4 companies from 2017 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Jacob S Unil Mathew been practicing?
Dr. Mathew graduated from medical school in 1999, 27 years ago.
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