Dr. Eric Tanner Guardino, DO
- Medicare services, 2024
- 855
- Medicare patients, 2024
- 246
- Part D claims, 2024
- 28
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guardino's professional email, personal email and mobile number
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Dr. Eric Tanner Guardino is an internist in Boston, Massachusetts
Dr. Guardino practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Guardino's NPI, 1639673346, was assigned on March 19, 2018. Dr. Guardino holds Massachusetts license 288011.
- NPI
- 1639673346NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820347073
- NPI enumeration date
- March 19, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Tanner Guardino practices at Brigham and Women's Hospital in Boston, Massachusetts
Dr. Guardino's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Source: Dmand AI Affiliation Data
Dr. Eric Tanner Guardino is affiliated with 3 sites of care and 1 medical group
Dr. Guardino's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Guardino is also affiliated with Brigham and Women's Faulkner Hospital. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Guardino to 1 more hospital outpatient department, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric Tanner Guardino's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guardino practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric Tanner Guardino is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Guardino's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Guardino is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Guardino
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. Eric Tanner Guardino billed Medicare for 855 services in 2024
CMS data shows 855 Medicare services from Dr. Guardino across 6 procedure codes in 2024, for 246 Medicare patients. Medicare paid $68,797 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Guardino's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3812024: 855124%
Dr. Guardino compared with the Massachusetts median for internists, 2024
- Dr. Guardino
- Massachusetts median
- Medicare services
- 855vs 43198% above
- Medicare patients
- 246vs 19427% above
- Part D claims
- 12vs 40297% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Guardino'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. Guardino and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Tanner Guardino treated 246 Medicare patients in 2024, average age 75
CMS counts 246 Medicare patients who saw Dr. Guardino in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 3.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Guardino's median patient age at 70, with 52% women.
Dr. Guardino's Medicare patients by age, 2024
Dr. Guardino's Medicare patients by sex, 2024
- Women14157%
- Men10543%
Chronic conditions among Dr. Guardino's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Chronic kidney disease55%
- Ischemic heart disease54%
- Mood disorders52%
- Anxiety49%
- Heart failure48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Guardino's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric Tanner Guardino wrote 28 Medicare Part D claims in 2024
In 2024, Dr. Guardino wrote 28 Medicare Part D claims for 17 patients. 89% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $331 in total drug cost.
Dr. Guardino's Part D claims by kind of drug, 2024
- Generic25 claims89%
- Brand-name and other3 claims11%
Dr. Guardino's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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
How Dr. Eric Tanner Guardino takes part in Medicare
Dr. Guardino accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Eric Tanner Guardino'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) |
| 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. Eric Tanner Guardino
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. Eric Tanner Guardino's NPI number?
Dr. Eric Tanner Guardino's NPI number is 1639673346. It was assigned on March 19, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Tanner Guardino?
Dr. Eric Tanner Guardino is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Eric Tanner Guardino practice?
Dr. Guardino practices at 75 Francis Street, Boston, MA 02115. Dr. Guardino's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Guardino to 1 hospital outpatient department.
What is Dr. Eric Tanner Guardino's office phone number?
The practice phone on file for Dr. Guardino is (617) 732-5500.
What is Dr. Eric Tanner Guardino's medical license number?
Dr. Guardino holds Massachusetts license 288011.
Which hospitals is Dr. Eric Tanner Guardino affiliated with?
Dr. Guardino practices at Brigham and Women's Hospital in Boston, Massachusetts. Dr. Guardino is also affiliated with Brigham and Women's Faulkner Hospital.
What medical group is Dr. Eric Tanner Guardino part of?
Dr. Guardino is linked to Brigham and Women's Hospital.
Does Dr. Eric Tanner Guardino accept Medicare?
Yes. CMS data shows Dr. Guardino billed Medicare for 855 services in 2024, and Dr. Guardino accepts Medicare assignment.
How many Medicare patients does Dr. Eric Tanner Guardino see?
CMS counts 246 Medicare patients who saw Dr. Guardino in 2024, with an average age of 75.
What services does Dr. Eric Tanner Guardino bill to Medicare?
In 2024, Dr. Guardino's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
What drugs does Dr. Eric Tanner Guardino prescribe most?
In 2020 Medicare Part D data, Dr. Guardino's most prescribed drugs by claims were Metoprolol Succinate.
How long has Dr. Eric Tanner Guardino been practicing?
Dr. Guardino graduated from medical school in 2018, 8 years ago.
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