Doctor Profile

Primary Care · Internal Medicine

David M. Stein

MD · Internal Medicine · University Of Massachusetts Medical School
900 UNION ST
Westborough, MA 01581
✓ Accepts Medicare 💻 Offers Telehealth
473
Medicare Patients / yr
17
Procedures Billed
8
Years Practicing
3
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or David M. Stein's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Stein

See which plans Dr. Stein accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Massachusetts, the fastest way to find a Medicare plan that covers Dr. Stein is to compare every Medicare Advantage and Part D plan available near 01581, MA — the Internal Medicine's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 01581, MA →

Or call the office at (508) 366-8836 to confirm acceptance directly.

What Dr. Stein Does

Dr. Stein served 473 Medicare patients across 530 services in the latest CMS reporting year. That's 28% below the average Internal Medicine in Massachusetts (656 patients across 3,389 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)11988
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)9393
Established patient office or other outpatient visit, 40-54 minutes (99215)5037
Blood test, lipids (cholesterol and triglycerides) (80061)4241
Blood test, basic group of blood chemicals (calcium, total) (80048)3633

How to read this: "Services" are the total times Dr. Stein billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Stein is affiliated with 3 hospitals according to CMS Physician Compare. Below are the 3 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Umass Memorial Medical Center/University Campus

Worcester, MA
★★★☆☆ 3/5 CMS Rating

St Vincent Hospital

Worcester, MA
★★☆☆☆ 2/5 CMS Rating

Umass Memorial Healthcare-Marlborough Hospital

Marlborough, MA
★★☆☆☆ 2/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Stein practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Stein offers telehealth — broadband availability at your home matters for virtual visits.

Address: 900 UNION ST, Westborough, MA 01581
Phone: (508) 366-8836

Area Safety Grade

A-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

36 min

Average commute time in this zip · 71% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

98.8500

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Primary Care Doctors near 01581, MA

If Dr. Stein isn't accepting new patients or isn't in your plan's network, these are the closest primary care doctors near 01581, MA:

DoctorSpecialtyMedicare Patients / yrDistance
Gurleen K. MankooPhysician Assistant403<1 mi
Ninad N. SamantInternal Medicine354<1 mi
Andal SadagopanInternal Medicine671<1 mi
Kelly A. PastorPhysician Assistant13<1 mi
Kalindi J. MehtaFamily Practice455<1 mi
Daniel ClementePhysician Assistant—<1 mi

View all primary care doctors near 01581, MA →

How to Use This Information

Choosing a Medicare plan that covers Dr. Stein takes three steps:

Compare Medicare Plans near 01581, MA → All Doctors near 01581, MA

David M. Stein: Common Questions

Does Dr. Stein accept Medicare?
Yes. Dr. Stein is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Stein depends on that plan's provider network. Compare Medicare plans near 01581, MA →
Where is Dr. Stein's office?
Dr. Stein practices at 900 UNION ST, Westborough, MA 01581. Phone: (508) 366-8836.
What Medicare plans does Dr. Stein accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (508) 366-8836 to confirm your specific plan is accepted, or compare all Medicare plans near 01581, MA to see available options.
Does Dr. Stein offer telehealth visits?
Dr. Stein is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Stein?
Dr. Stein graduated in 2018 and has been practicing for approximately 8 years. In the latest CMS reporting year, Dr. Stein treated 473 Medicare patients across 17 distinct procedure types.
How do I know if Dr. Stein is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (508) 366-8836 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile → • LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology → • Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Primary Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 01581, MA:

Does your Medicare plan cover Dr. Stein?

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