Dr. Michael Louis Mastria, MD
- Hospital affiliations
- 4
- Industry payments
- $13
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 801 Ostrum St, Bethlehem, PA 18015
- Practice phone
- Call (610) 954-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Lukes University Hospital Bethlehem
Bethlehem, Pennsylvania
Find Dr. Mastria'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. Michael Louis Mastria is an anesthesiologist in Bethlehem, Pennsylvania
Dr. Mastria practices at St Lukes University Hospital Bethlehem in Bethlehem, Pennsylvania.
Dr. Mastria's NPI, 1659995496, was assigned on June 6, 2020. Dr. Mastria holds Pennsylvania license MD489340.
- NPI
- 1659995496NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254859259
- NPI enumeration date
- June 6, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 954-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Louis Mastria practices at St Lukes University Hospital Bethlehem in Bethlehem, Pennsylvania
Dr. Mastria's primary practice is St Lukes University Hospital Bethlehem, at 801 Ostrum St, Bethlehem, PA 18015 in Northampton County. The practice phone is (610) 954-4000.
- St Lukes University Hospital Bethlehem801 Ostrum St, Bethlehem, PA 18015 · Northampton CountyPhone(610) 954-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Louis Mastria is affiliated with 5 sites of care and 2 medical groups
Dr. Mastria's primary practice is St Lukes University Hospital Bethlehem in Bethlehem, Pennsylvania. Dr. Mastria is also affiliated with St. Luke's University Hospital - Bethlehem Campus. The medical group on file is St. Luke's South Mountain Family Practice. Dmand AI also links Dr. Mastria 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. Michael Louis Mastria's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mastria practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Lukes University Hospital Bethlehem | 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. Michael Louis Mastria is one of 1,816 anesthesiologists in Pennsylvania
Anesthesiology is Dr. Mastria's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Mastria is licensed in Pennsylvania.
Specialties and state licenses
- Anesthesiology, PennsylvaniaPrimary
Anesthesiologists near Dr. Mastria
Counts of anesthesiologists 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 Louis Mastria's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Mastria's median patient age at 56, with 58% women.
Dr. Mastria'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
- Women58%
- Men41%
Source: Dmand AI Patient Panel Data
How Dr. Michael Louis Mastria takes part in Medicare
Dr. Mastria 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)
Dr. Michael Louis Mastria received $13 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Mastria from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $13.
Companies that paid Dr. Mastria 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. Michael Louis Mastria'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Michael Louis Mastria
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 Louis Mastria's NPI number?
Dr. Michael Louis Mastria's NPI number is 1659995496. It was assigned on June 6, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Louis Mastria?
Dr. Michael Louis Mastria is an anesthesiologist in Bethlehem, Pennsylvania. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Michael Louis Mastria practice?
Dr. Mastria practices at 801 Ostrum St, Bethlehem, PA 18015. Dr. Mastria's primary practice is St Lukes University Hospital Bethlehem in Bethlehem, Pennsylvania. Dmand AI also links Dr. Mastria to 3 hospitals and 1 medical group.
What is Dr. Michael Louis Mastria's office phone number?
The practice phone on file for Dr. Mastria is (610) 954-4000.
What is Dr. Michael Louis Mastria's medical license number?
Dr. Mastria holds Pennsylvania license MD489340.
Which hospitals is Dr. Michael Louis Mastria affiliated with?
Dr. Mastria is affiliated with St. Luke's University Hospital - Bethlehem Campus. Dmand AI links Dr. Mastria to 3 more hospitals.
What medical group is Dr. Michael Louis Mastria part of?
Dr. Mastria is linked to St. Luke's South Mountain Family Practice. Dmand AI links Dr. Mastria to 1 more medical group.
Does Dr. Michael Louis Mastria accept Medicare?
Yes. CMS lists Dr. Mastria as accepting Medicare assignment.
Has Dr. Michael Louis Mastria received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Mastria from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Michael Louis Mastria been practicing?
Dr. Mastria graduated from medical school in 2020, 6 years ago.
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