Dr. Jonathan M. Stein, MD
- Medicare services, 2024
- 268
- Medicare patients, 2024
- 277
- Part D claims, 2024
- 26
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Practice address
- 55 North Ave, Mendon, MA 01756
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Umass Memorial Medical Center
Mendon, Massachusetts
Find Dr. Stein's professional email, personal email and mobile number
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Dr. Jonathan M. Stein is an anesthesiologist in Mendon, Massachusetts
Dr. Stein practices at Umass Memorial Medical Center in Mendon, Massachusetts.
Dr. Stein's NPI, 1285616268, was assigned on November 16, 2005. Dr. Stein graduated from Boston University School of Medicine in 1978. Dr. Stein holds Massachusetts license 45220.
- NPI
- 1285616268NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698721579
- NPI enumeration date
- November 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 334-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan M. Stein practices at Umass Memorial Medical Center in Mendon, Massachusetts
Dr. Stein's primary practice is Umass Memorial Medical Center, at 55 North Ave, Mendon, MA 01756 in Worcester County. The practice phone is (508) 334-1000.
- Umass Memorial Medical Center55 North Ave, Mendon, MA 01756 · Worcester CountyPhone(508) 334-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jonathan M. Stein is affiliated with 3 sites of care and 1 medical group
Dr. Stein's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dr. Stein is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. Stein to 1 more hospital, 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. Jonathan M. Stein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stein practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Umass Memorial Medical Center | 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. Jonathan M. Stein is one of 1,552 anesthesiologists in Massachusetts
Anesthesiology is Dr. Stein's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Stein is licensed in Massachusetts.
Specialties and state licenses
- Anesthesiology, MassachusettsPrimary
Anesthesiologists near Dr. Stein
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. Jonathan M. Stein billed Medicare for 268 services in 2024
CMS data shows 268 Medicare services from Dr. Stein across 4 procedure codes in 2024, for 277 Medicare patients. Medicare paid $26,135 for them.
Dr. Stein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2472024: 2689%
Where Dr. Stein's Medicare services took place, 2024
- In an office13249%
- In a facility13651%
Dr. Stein compared with the Massachusetts median for anesthesiologists, 2024
- Dr. Stein
- Massachusetts median
- Medicare services
- 268vs 1262.1 times
- Medicare patients
- 277vs 20039% above
- Part D claims
- 11vs 2962% below
Medians across 1,366 anesthesiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Stein'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.
Need commercial claims for Dr. Stein?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stein and other anesthesiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan M. Stein treated 277 Medicare patients in 2024, average age 71
CMS counts 277 Medicare patients who saw Dr. Stein in 2024. The largest group is 65 to 74, with 145 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 20% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Stein's median patient age at 56, with 60% women.
Dr. Stein's Medicare patients by age, 2024
Dr. Stein's Medicare patients by sex, 2024
- Women14552%
- Men13248%
Chronic conditions among Dr. Stein's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis46%
- Mood disorders34%
- Anxiety33%
- Depression30%
- Ischemic heart disease27%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stein'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
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jonathan M. Stein wrote 26 Medicare Part D claims in 2024
In 2024, Dr. Stein wrote 26 Medicare Part D claims. 96% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $87 in total drug cost.
Dr. Stein's Part D claims by kind of drug, 2024
- Generic25 claims96%
- Brand-name and other1 claims4%
Dr. Stein'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.
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. Jonathan M. Stein scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Stein for performance year 2024, reported through an alternative payment model (APM). Dr. Stein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Stein's MIPS scores, performance year 2024
- 100of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jonathan M. Stein received $28 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Stein from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Fisher & Paykel Healthcare Inc paid the most, $28.
Companies that paid Dr. Stein the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jonathan M. Stein graduated from Boston University School of Medicine
Dr. Stein graduated from Boston University School of Medicine in 1978.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jonathan M. Stein'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Jonathan M. Stein
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. Jonathan M. Stein's NPI number?
Dr. Jonathan M. Stein's NPI number is 1285616268. It was assigned on November 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan M. Stein?
Dr. Jonathan M. Stein is an anesthesiologist in Mendon, Massachusetts. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Jonathan M. Stein practice?
Dr. Stein practices at 55 North Ave, Mendon, MA 01756. Dr. Stein's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dmand AI also links Dr. Stein to 1 hospital.
What is Dr. Jonathan M. Stein's office phone number?
The practice phone on file for Dr. Stein is (508) 334-1000.
What is Dr. Jonathan M. Stein's medical license number?
Dr. Stein holds Massachusetts license 45220.
Which hospitals is Dr. Jonathan M. Stein affiliated with?
Dr. Stein is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Stein to 1 more hospital.
What medical group is Dr. Jonathan M. Stein part of?
Dr. Stein is linked to UMass Memorial Medical Group.
Does Dr. Jonathan M. Stein accept Medicare?
Yes. CMS data shows Dr. Stein billed Medicare for 268 services in 2024, and Dr. Stein accepts Medicare assignment.
What is Dr. Jonathan M. Stein's MIPS score?
Dr. Stein's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Jonathan M. Stein see?
CMS counts 277 Medicare patients who saw Dr. Stein in 2024, with an average age of 71.
Show 5 more questionsShow fewer questions
What services does Dr. Jonathan M. Stein bill to Medicare?
In 2024, Dr. Stein's most billed Medicare services were anesthesia (00811), anesthesia (00731) and anesthesia (00812).
Where did Dr. Jonathan M. Stein go to medical school?
Dr. Stein graduated from Boston University School of Medicine in 1978.
What drugs does Dr. Jonathan M. Stein prescribe most?
In 2024 Medicare Part D data, Dr. Stein's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Jonathan M. Stein received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Dr. Stein from 1 company from 2024 to 2024. The largest total came from Fisher & Paykel Healthcare Inc.
How long has Dr. Jonathan M. Stein been practicing?
Dr. Stein graduated from medical school in 1978, 48 years ago.
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