Dr. John Christopher Lorenzo Trinidad, MD, MPH
- Medicare services, 2024
- 2,339
- Medicare patients, 2024
- 559
- Part D claims, 2024
- 758
- Hospital affiliations
- 1
- Industry payments
- $165
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Trinidad's professional email, personal email and mobile number
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Dr. John Christopher Lorenzo Trinidad is a dermatologist in Boston, Massachusetts
Dr. Trinidad practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Trinidad's NPI, 1457785610, was assigned on August 23, 2013. Dr. Trinidad graduated from University of California, San Francisco School of Medicine in 2013. Dr. Trinidad holds Massachusetts license 290956.
- NPI
- 1457785610NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800184227
- NPI enumeration date
- August 23, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Christopher Lorenzo Trinidad practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Trinidad's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. John Christopher Lorenzo Trinidad is affiliated with 4 sites of care and 3 medical groups
Dr. Trinidad's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Trinidad to 2 more group practices and clinics, 2 medical groups and 1 community health center, 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. John Christopher Lorenzo Trinidad's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Trinidad practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Christopher Lorenzo Trinidad is one of 562 dermatologists in Massachusetts
Dermatology is Dr. Trinidad's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dmand AI has Dr. Trinidad's licenses on file in 3 states: Massachusetts, California and Ohio.
Specialties and state licenses
- Dermatology, MassachusettsPrimary
- California license
- Ohio license
Dermatologists near Dr. Trinidad
Counts of dermatologists 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. John Christopher Lorenzo Trinidad billed Medicare for 2,339 services in 2024
CMS data shows 2,339 Medicare services from Dr. Trinidad across 10 procedure codes in 2024, for 559 Medicare patients. Medicare paid $75,338 for them.
Dr. Trinidad's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,0802024: 1,67855%
- Office and hospital visits
- 2023: 5782024: 66114%
Where Dr. Trinidad's Medicare services took place, 2024
- In an office2,31699%
- In a facility231%
Dr. Trinidad compared with the Massachusetts median for dermatologists, 2024
- Dr. Trinidad
- Massachusetts median
- Medicare services
- 2,339vs 1,61045% above
- Medicare patients
- 559vs 48914% above
- Part D claims
- 599vs 34773% above
Medians across 559 dermatologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Trinidad'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. John Christopher Lorenzo Trinidad treated 559 Medicare patients in 2024, average age 74
CMS counts 559 Medicare patients who saw Dr. Trinidad in 2024. The largest group is 65 to 74, with 232 patients. 66% of them have high blood pressure, and 64% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Trinidad's median patient age at 68, with 47% women.
Dr. Trinidad's Medicare patients by age, 2024
Dr. Trinidad's Medicare patients by sex, 2024
- Women31356%
- Men24644%
Chronic conditions among Dr. Trinidad's Medicare patients, 2024
- High blood pressure66%
- High cholesterol64%
- Arthritis40%
- Anxiety26%
- Mood disorders26%
- Ischemic heart disease25%
- Chronic kidney disease23%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Trinidad's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Christopher Lorenzo Trinidad wrote 758 Medicare Part D claims in 2024
In 2024, Dr. Trinidad wrote 758 Medicare Part D claims for 237 patients. 78% of them were for generic drugs. CMS names the drug for 599 of them, across 18 drugs with 11 or more claims each, at $422,803 in total drug cost. In 2023, CMS named 504 claims across 17 drugs.
Dr. Trinidad's Part D claims by kind of drug, 2024
- Generic593 claims78%
- Brand-name165 claims22%
Dr. Trinidad'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. Trinidad's Part D claims, 2024
- Antibiotics3%21 of 758 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: 5042024: 59919%
Drugs named by CMS: 18 in 2024, 17 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. John Christopher Lorenzo Trinidad ranks in the 88th percentile for removal of skin lesions in Medicare
Dr. Trinidad accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 611 procedures of removal of skin lesions by Dr. Trinidad, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Trinidad ranks in Medicare procedure volume
- Removal of skin lesions
- 88th percentile611 procedures
- Skin biopsy
- 80th percentile141 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Christopher Lorenzo Trinidad received $165 in industry payments from 2021 to 2025
CMS Open Payments shows 2 general payments to Dr. Trinidad from 2 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Stemline Therapeutics Inc. paid the most, $151.
General payments to Dr. Trinidad by program year, 2021 to 2025
Companies that paid Dr. Trinidad the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Christopher Lorenzo Trinidad graduated from University of California, San Francisco School of Medicine
Dr. Trinidad graduated from University of California, San Francisco School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Christopher Lorenzo Trinidad'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)Doctors and Clinicians Utilization Data (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. John Christopher Lorenzo Trinidad
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. John Christopher Lorenzo Trinidad's NPI number?
Dr. John Christopher Lorenzo Trinidad's NPI number is 1457785610. It was assigned on August 23, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. John Christopher Lorenzo Trinidad?
Dr. John Christopher Lorenzo Trinidad is a dermatologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. John Christopher Lorenzo Trinidad practice?
Dr. Trinidad practices at 55 Fruit Street, Boston, MA 02114. Dr. Trinidad's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Trinidad to 2 group practices and clinics, 2 medical groups and 1 community health center.
What is Dr. John Christopher Lorenzo Trinidad's office phone number?
The practice phone on file for Dr. Trinidad is (617) 726-2000.
What is Dr. John Christopher Lorenzo Trinidad's medical license number?
Dr. Trinidad holds Massachusetts license 290956, one of the licenses on file in 3 states.
Which states has Dr. John Christopher Lorenzo Trinidad been licensed in?
Dmand AI has state licenses on file for Dr. Trinidad in Massachusetts, California and Ohio.
Which hospitals is Dr. John Christopher Lorenzo Trinidad affiliated with?
Dr. Trinidad practices at Massachusetts General Hospital in Boston, Massachusetts.
What medical group is Dr. John Christopher Lorenzo Trinidad part of?
Dr. Trinidad is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Trinidad to 2 more medical groups.
Does Dr. John Christopher Lorenzo Trinidad accept Medicare?
Yes. CMS data shows Dr. Trinidad billed Medicare for 2,339 services in 2024, and Dr. Trinidad accepts Medicare assignment.
How many Medicare patients does Dr. John Christopher Lorenzo Trinidad see?
CMS counts 559 Medicare patients who saw Dr. Trinidad in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. John Christopher Lorenzo Trinidad bill to Medicare?
In 2024, Dr. Trinidad's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
Where did Dr. John Christopher Lorenzo Trinidad go to medical school?
Dr. Trinidad graduated from University of California, San Francisco School of Medicine in 2013.
What drugs does Dr. John Christopher Lorenzo Trinidad prescribe most?
In 2024 Medicare Part D data, Dr. Trinidad's most prescribed drugs by claims were Ketoconazole, Triamcinolone Acetonide and Dupixent Syringe.
Has Dr. John Christopher Lorenzo Trinidad received payments from drug or device companies?
CMS Open Payments shows $165 in general payments to Dr. Trinidad from 2 companies from 2021 to 2025. The largest total came from Stemline Therapeutics Inc.
How long has Dr. John Christopher Lorenzo Trinidad been practicing?
Dr. Trinidad graduated from medical school in 2013, 13 years ago.
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