Transpl Infect Dis
Dr. Peter B. Dorschner, MD
- Medicare services, 2024
- 2,346
- Medicare patients, 2024
- 226
- Part D claims, 2024
- 5,123
- Publications
- 4
- Hospital affiliations
- 4
- Practice address
- 111 Grossman Dr, Braintree, MA 02184
- Practice phone
- Call (617) 421-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harvard Vanguard Medical Associates
Braintree, Massachusetts
Find Dr. Dorschner'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. Peter B. Dorschner is an internist in Braintree, Massachusetts
Dr. Dorschner practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts.
Dr. Dorschner's NPI, 1750770434, was assigned on January 17, 2015. Dr. Dorschner holds Massachusetts license 267756.
- NPI
- 1750770434NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597051441
- NPI enumeration date
- January 17, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 421-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter B. Dorschner practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts
Dr. Dorschner's primary practice is Harvard Vanguard Medical Associates, at 111 Grossman Dr, Braintree, MA 02184 in Norfolk County. The practice phone is (617) 421-1000.
- Harvard Vanguard Medical Associates111 Grossman Dr, Braintree, MA 02184 · Norfolk CountyPhone(617) 421-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter B. Dorschner is affiliated with 5 sites of care and 2 medical groups
Dr. Dorschner's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dr. Dorschner is also affiliated with Massachusetts General Hospital. The medical group on file is Dartmouth Hitchcock Medical Center. Dmand AI also links Dr. Dorschner to 3 more hospitals and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter B. Dorschner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dorschner practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harvard Vanguard Medical Associates | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter B. Dorschner is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Dorschner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dorschner is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Dorschner
Counts of internists 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. Peter B. Dorschner billed Medicare for 2,346 services in 2024
CMS data shows 2,346 Medicare services from Dr. Dorschner across 43 procedure codes in 2024, for 226 Medicare patients. Medicare paid $51,982 for them. Every service was in an office.
Dr. Dorschner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,2082024: 1,35812%
- Office and hospital visits
- 2023: 3312024: 3547%
- Surgery
- 2023: 3562024: 3424%
- Other services
- 2023: 1552024: 17110%
- Tests and treatments
- 2023: 772024: 12157%
Dr. Dorschner compared with the Massachusetts median for internists, 2024
- Dr. Dorschner
- Massachusetts median
- Medicare services
- 2,346vs 4315.4 times
- Medicare patients
- 226vs 19416% above
- Part D claims
- 4,478vs 40211.1 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Dorschner'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dorschner and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter B. Dorschner treated 226 Medicare patients in 2024, average age 74
CMS counts 226 Medicare patients who saw Dr. Dorschner in 2024. The largest group is 65 to 74, with 104 patients. 73% of them have high blood pressure, and 72% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dorschner's median patient age at 56, with 44% women.
Dr. Dorschner's Medicare patients by age, 2024
Dr. Dorschner's Medicare patients by sex, 2024
- Women9843%
- Men12857%
Chronic conditions among Dr. Dorschner's Medicare patients, 2024
- High blood pressure73%
- High cholesterol72%
- Diabetes34%
- Chronic kidney disease28%
- Arthritis24%
- Mood disorders23%
- Cancer19%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dorschner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter B. Dorschner wrote 5,123 Medicare Part D claims in 2024
In 2024, Dr. Dorschner wrote 5,123 Medicare Part D claims for 400 patients. 84% of them were for generic drugs. CMS names the drug for 4,478 of them, across 101 drugs with 11 or more claims each, at $518,503 in total drug cost. In 2023, CMS named 4,975 claims across 116 drugs.
Dr. Dorschner's Part D claims by kind of drug, 2024
- Generic4,315 claims84%
- Brand-name771 claims15%
- Other37 claims1%
Dr. Dorschner'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. Dorschner's Part D claims, 2024
- Opioids2%123 of 5,123 claims
- Antibiotics1%46 of 5,123 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: 4,9752024: 4,47810%
Drugs named by CMS: 101 in 2024, 116 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. Peter B. Dorschner offers telehealth to Medicare patients
Dr. Dorschner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dorschner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Peter B. Dorschner has 4 publications on record
Dmand AI links 4 papers to Dr. Dorschner, published from 2014 to 2019. The most frequent topics are Cross Infection, Liver Transplantation and Transplant Recipients. Dr. Dorschner has published most often in Transpl Infect Dis. Dr. Dorschner's most frequent co-authors are Madeleine R. Heldman, MD and Valentina Stosor, MD.
Dr. Dorschner's papers by year, 2014 to 2019
Topics Dr. Dorschner writes about most
- Cross Infection
- Liver Transplantation
- Transplant Recipients
Dr. Dorschner's most frequent co-authors
Recent publications by Dr. Dorschner
Transpl Infect Dis
Transpl Infect Dis
Transplantation
See who Dr. Dorschner researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dorschner works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter B. Dorschner received $25 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Dorschner from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $25.
Companies that paid Dr. Dorschner the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter B. Dorschner'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 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) |
| 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. Peter B. Dorschner
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. Peter B. Dorschner's NPI number?
Dr. Peter B. Dorschner's NPI number is 1750770434. It was assigned on January 17, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter B. Dorschner?
Dr. Peter B. Dorschner is an internist in Braintree, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter B. Dorschner practice?
Dr. Dorschner practices at 111 Grossman Dr, Braintree, MA 02184. Dr. Dorschner's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dmand AI also links Dr. Dorschner to 3 hospitals and 1 medical group.
What is Dr. Peter B. Dorschner's office phone number?
The practice phone on file for Dr. Dorschner is (617) 421-1000.
What is Dr. Peter B. Dorschner's medical license number?
Dr. Dorschner holds Massachusetts license 267756.
Which hospitals is Dr. Peter B. Dorschner affiliated with?
Dr. Dorschner is affiliated with Massachusetts General Hospital. Dmand AI links Dr. Dorschner to 3 more hospitals.
What medical group is Dr. Peter B. Dorschner part of?
Dr. Dorschner is linked to Dartmouth Hitchcock Medical Center. Dmand AI links Dr. Dorschner to 1 more medical group.
Does Dr. Peter B. Dorschner accept Medicare?
Yes. CMS data shows Dr. Dorschner billed Medicare for 2,346 services in 2024, and Dr. Dorschner accepts Medicare assignment.
Does Dr. Peter B. Dorschner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Dorschner as offering telehealth services.
How many Medicare patients does Dr. Peter B. Dorschner see?
CMS counts 226 Medicare patients who saw Dr. Dorschner in 2024, with an average age of 74.
Show 6 more questionsShow fewer questions
What services does Dr. Peter B. Dorschner bill to Medicare?
In 2024, Dr. Dorschner's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and lab and pathology test (83036).
What drugs does Dr. Peter B. Dorschner prescribe most?
In 2024 Medicare Part D data, Dr. Dorschner's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Peter B. Dorschner received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Dorschner from 1 company from 2025 to 2025. The largest total came from Gilead Sciences, Inc.
How long has Dr. Peter B. Dorschner been practicing?
Dr. Dorschner graduated from medical school in 2016, 10 years ago.
Does Dr. Peter B. Dorschner do research?
Dmand AI links 4 publications to Dr. Dorschner, published from 2014 to 2019.
Who does Dr. Peter B. Dorschner publish with?
Dr. Dorschner's most frequent co-authors are Madeleine R. Heldman, MD (1 shared paper) and Valentina Stosor, MD (1 shared paper).
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