Dr. Michael Massaro, DO
- Medicare services, 2024
- 265
- Medicare patients, 2024
- 90
- Part D claims, 2024
- 326
- Hospital affiliations
- 4
- Medical group
- 1
- Practice address
- 190 East Bannock Street, Boise, ID 83712
- Practice phone
- Call (208) 381-2222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Massaro's professional email, personal email and mobile number
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Dr. Michael Massaro is an internist in Boise, Idaho
Dr. Massaro practices at St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System.
Dr. Massaro's NPI, 1043897481, was assigned on March 24, 2021. Dr. Massaro graduated from Marian University College of Osteopathic Medicine in 2021. Dr. Massaro holds Idaho license 7971137.
- NPI
- 1043897481NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294137055
- NPI enumeration date
- March 24, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (208) 381-2222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Massaro practices at St. Luke's Boise Medical Center in Boise, Idaho
Dr. Massaro's primary practice is St. Luke's Boise Medical Center, at 190 East Bannock Street, Boise, ID 83712 in Ada County. The practice phone is (208) 381-2222.
- St. Luke's Boise Medical Center190 East Bannock Street, Boise, ID 83712 · Ada CountyPhone(208) 381-2222
Source: Dmand AI Affiliation Data
Dr. Michael Massaro is affiliated with 5 sites of care and 1 medical group
Dr. Massaro's primary practice is St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System. Dr. Massaro is also affiliated with St. Luke's Nampa Medical Center. The medical group on file is St. Luke's Health System. Dmand AI also links Dr. Massaro to 2 more hospitals and 1 breast imaging 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. Michael Massaro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Massaro practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Boise Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across St. Luke's Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Massaro is one of 419 internists in Idaho
Internal medicine is Dr. Massaro's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Massaro is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Massaro's licenses on file in 2 states: Idaho and Indiana.
Specialties and state licenses
- Internal medicine, IdahoPrimary
- Indiana license
Internists near Dr. Massaro
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. Michael Massaro billed Medicare for 265 services in 2024
CMS data shows 265 Medicare services from Dr. Massaro across 5 procedure codes in 2024, for 90 Medicare patients. Medicare paid $18,387 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Massaro compared with the Idaho median for internists, 2024
- Dr. Massaro
- Idaho median
- Medicare services
- 265vs 42538% below
- Medicare patients
- 90vs 20857% below
- Part D claims
- 100vs 11815% below
Medians across 407 internists in Idaho with Dmand AI profiles that report each measure.
Dr. Massaro'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. Michael Massaro treated 90 Medicare patients in 2024, average age 74
CMS counts 90 Medicare patients who saw Dr. Massaro in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.75, 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. Massaro's median patient age at 71, with 50% women.
Dr. Massaro's Medicare patients by age, 2024
Dr. Massaro's Medicare patients by sex, 2024
- Women4853%
- Men4247%
Chronic conditions among Dr. Massaro's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders62%
- Depression59%
- Arthritis56%
- Anxiety54%
- Diabetes50%
- Ischemic heart disease48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Massaro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Massaro wrote 326 Medicare Part D claims in 2024
In 2024, Dr. Massaro wrote 326 Medicare Part D claims for 67 patients. 83% of them were for generic drugs. CMS names the drug for 100 of them, across 7 drugs with 11 or more claims each, at $2,271 in total drug cost. In 2023, CMS named 66 claims across 4 drugs.
Dr. Massaro's Part D claims by kind of drug, 2024
- Generic269 claims83%
- Brand-name and other57 claims17%
Dr. Massaro'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. Massaro's Part D claims, 2024
- Antibiotics4%13 of 326 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: 662024: 10052%
Drugs named by CMS: 7 in 2024, 4 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
How Dr. Michael Massaro takes part in Medicare
Dr. Massaro 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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Dr. Michael Massaro graduated from Marian University College of Osteopathic Medicine
Dr. Massaro graduated from Marian University College of Osteopathic Medicine in 2021.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Massaro'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) |
| 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. Michael Massaro
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. Michael Massaro's NPI number?
Dr. Michael Massaro's NPI number is 1043897481. It was assigned on March 24, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Massaro?
Dr. Michael Massaro is an internist in Boise, Idaho. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Massaro practice?
Dr. Massaro practices at 190 East Bannock Street, Boise, ID 83712. Dr. Massaro's primary practice is St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System. Dmand AI also links Dr. Massaro to 2 hospitals and 1 breast imaging center.
What is Dr. Michael Massaro's office phone number?
The practice phone on file for Dr. Massaro is (208) 381-2222.
What is Dr. Michael Massaro's medical license number?
Dr. Massaro holds Idaho license 7971137, one of the licenses on file in 2 states.
Which states has Dr. Michael Massaro been licensed in?
Dmand AI has state licenses on file for Dr. Massaro in Idaho and Indiana.
Which hospitals is Dr. Michael Massaro affiliated with?
Dr. Massaro practices at St. Luke's Boise Medical Center in Boise, Idaho. Dr. Massaro is also affiliated with St. Luke's Nampa Medical Center. Dmand AI links Dr. Massaro to 2 more hospitals.
What medical group is Dr. Michael Massaro part of?
Dr. Massaro is linked to St. Luke's Health System.
Does Dr. Michael Massaro accept Medicare?
Yes. CMS data shows Dr. Massaro billed Medicare for 265 services in 2024, and Dr. Massaro accepts Medicare assignment.
How many Medicare patients does Dr. Michael Massaro see?
CMS counts 90 Medicare patients who saw Dr. Massaro in 2024, with an average age of 74.
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Is Dr. Michael Massaro board certified?
Yes. Dr. Massaro is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Michael Massaro bill to Medicare?
In 2024, Dr. Massaro's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99238).
Where did Dr. Michael Massaro go to medical school?
Dr. Massaro graduated from Marian University College of Osteopathic Medicine in 2021.
What drugs does Dr. Michael Massaro prescribe most?
In 2024 Medicare Part D data, Dr. Massaro's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
How long has Dr. Michael Massaro been practicing?
Dr. Massaro graduated from medical school in 2021, 5 years ago.
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