Dr. Joseph Gesmundo, MD
- Medicare services, 2024
- 308
- Medicare patients, 2024
- 117
- Part D claims, 2024
- 1,795
- Hospital affiliations
- 5
- Medical groups
- 2
- 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. Gesmundo'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. Joseph Gesmundo is an internist in Boston, Massachusetts
Dr. Gesmundo practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Gesmundo's NPI, 1891785069, was assigned on October 27, 2005. Dr. Gesmundo graduated from Albany Medical College in 1993. Dr. Gesmundo's Massachusetts license number on file is 157107.
- NPI
- 1891785069NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628055712
- NPI enumeration date
- October 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph Gesmundo practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Gesmundo'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. Joseph Gesmundo is affiliated with 9 sites of care and 2 medical groups
Dr. Gesmundo's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Gesmundo is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Hospital. Dmand AI also links Dr. Gesmundo to 3 more hospitals, 2 group practices and clinics, 1 community health center, 1 home health agency and 1 medical group, each named with a free account. Dr. Gesmundo's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph Gesmundo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gesmundo practices, 9 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 |
| +8 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph Gesmundo is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Gesmundo's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gesmundo is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Gesmundo's licenses on file in 2 states: Massachusetts and Michigan.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
- Michigan license
Clinical focus
Dmand AI lists acid reflux, acute skin infection, atrial fibrillation and flutter, benign or precancerous skin growths, cardiomyopathy, chronic diabetes, chronic hypertension and chronic kidney disease among the conditions Dr. Gesmundo treats.
Internists near Dr. Gesmundo
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. Joseph Gesmundo billed Medicare for 308 services in 2024
CMS data shows 308 Medicare services from Dr. Gesmundo across 7 procedure codes in 2024, for 117 Medicare patients. Medicare paid $16,969 for them. Every service was in an office.
Dr. Gesmundo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1982024: 24222%
- Other services
- 2023: 02024: 66
Dr. Gesmundo compared with the Massachusetts median for internists, 2024
- Dr. Gesmundo
- Massachusetts median
- Medicare services
- 308vs 43129% below
- Medicare patients
- 117vs 19440% below
- Part D claims
- 1,445vs 4023.6 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Gesmundo'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. Gesmundo and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Gesmundo treated 117 Medicare patients in 2024, average age 73
CMS counts 117 Medicare patients who saw Dr. Gesmundo in 2024. The largest group is 65 to 74, with 49 patients. 64% of them have high blood pressure, and 57% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gesmundo's median patient age at 64, with 35% women.
Dr. Gesmundo's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gesmundo's Medicare patients by sex, 2024
- Women4639%
- Men7161%
Chronic conditions among Dr. Gesmundo's Medicare patients, 2024
- High blood pressure64%
- High cholesterol57%
- Arthritis38%
- Mood disorders29%
- Anxiety22%
- Depression21%
- Ischemic heart disease21%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gesmundo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women35%
- Men65%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Gesmundo wrote 1,795 Medicare Part D claims in 2024
In 2024, Dr. Gesmundo wrote 1,795 Medicare Part D claims for 150 patients. 90% of them were for generic drugs. CMS names the drug for 1,445 of them, across 40 drugs with 11 or more claims each, at $115,297 in total drug cost. In 2023, CMS named 1,302 claims across 40 drugs.
Dr. Gesmundo's Part D claims by kind of drug, 2024
- Generic1,619 claims90%
- Brand-name and other176 claims10%
Dr. Gesmundo'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. Gesmundo's Part D claims, 2024
- Opioids2%42 of 1,795 claims
- Antibiotics1%16 of 1,795 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: 1,3022024: 1,44511%
Drugs named by CMS: 40 in 2024, 40 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. Joseph Gesmundo offers telehealth to Medicare patients
Dr. Gesmundo accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gesmundo as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joseph Gesmundo has 1 award and honors on record
Dmand AI lists 1 award for Dr. Gesmundo, most recently NCQA PCMH in 2016.
Awards and honors for Dr. Gesmundo
- 2016
- NCQA PCMH
Source: Dmand AI Professional Profile Data
Dr. Joseph Gesmundo graduated from Albany Medical College
Dr. Gesmundo graduated from Albany Medical College in 1993.
- Medical school
- Board certified in internal medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Joseph Gesmundo accepts plans from 4 insurance carriers
Dr. Gesmundo is in network with 4 carriers, including Aetna, United Healthcare and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- CMS Medicare
- HCSC
Plan types Dr. Gesmundo accepts, by number of carriers
- Medicare3
- PPO3
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Gesmundo'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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Joseph Gesmundo
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. Joseph Gesmundo's NPI number?
Dr. Joseph Gesmundo's NPI number is 1891785069. It was assigned on October 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Gesmundo?
Dr. Joseph Gesmundo is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Joseph Gesmundo practice?
Dr. Gesmundo practices at 55 Fruit Street, Boston, MA 02114. Dr. Gesmundo's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Gesmundo to 3 hospitals, 2 group practices and clinics, 1 community health center, 1 home health agency and 1 medical group.
What is Dr. Joseph Gesmundo's office phone number?
The practice phone on file for Dr. Gesmundo is (617) 726-2000.
What is Dr. Joseph Gesmundo's medical license number?
Dr. Gesmundo's Massachusetts license number on file is 157107, one of the licenses on file in 2 states.
Which states has Dr. Joseph Gesmundo been licensed in?
Dmand AI has state licenses on file for Dr. Gesmundo in Massachusetts (1998 to 2025) and Michigan (1995 to 1999).
Which hospitals is Dr. Joseph Gesmundo affiliated with?
Dr. Gesmundo practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Gesmundo is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Gesmundo to 3 more hospitals.
What medical group is Dr. Joseph Gesmundo part of?
Dr. Gesmundo is linked to Massachusetts General Hospital. Dmand AI links Dr. Gesmundo to 1 more medical group.
Does Dr. Joseph Gesmundo accept Medicare?
Yes. CMS data shows Dr. Gesmundo billed Medicare for 308 services in 2024, and Dr. Gesmundo accepts Medicare assignment.
Does Dr. Joseph Gesmundo offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gesmundo as offering telehealth services.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Joseph Gesmundo see?
CMS counts 117 Medicare patients who saw Dr. Gesmundo in 2024, with an average age of 73.
Is Dr. Joseph Gesmundo board certified?
Yes. Dr. Gesmundo is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Joseph Gesmundo bill to Medicare?
In 2024, Dr. Gesmundo's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0442).
Where did Dr. Joseph Gesmundo go to medical school?
Dr. Gesmundo graduated from Albany Medical College in 1993.
What drugs does Dr. Joseph Gesmundo prescribe most?
In 2024 Medicare Part D data, Dr. Gesmundo's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
How long has Dr. Joseph Gesmundo been practicing?
Dr. Gesmundo graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Joseph Gesmundo accept?
Dr. Gesmundo is in network with 4 carriers, including Aetna, United Healthcare and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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