Registry data as of Aug 27, 2026

Adam Stein, MD

Vascular Surgery Physician · Norwich, CT

Adam Stein, MD is a vascular surgery physician with a practice address in Norwich, Connecticut, and NPI 1538515176, issued on May 13, 2016. Check the license (Connecticut 74644, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1538515176
Name
Adam Stein
Credential
MD
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License numbers
74644 CT
MD19347 RI
Self-reported in NPPES; status is on the state search
Practice location
79 Wawecus St Ste 104, Norwich, CT 06360
Phone
(844) 482-7285
Enumerated
May 13, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 79 Wawecus St Ste 104

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Elizabeth Evans, NPNurse Practitioner1851368393

Verify Adam Stein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 74644
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

66% fewer Medicare Part D claims than the average vascular surgery physician in 2024

71 Medicare Part D claims for 40 beneficiaries, against an average of 211 among the 3,020 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims. 24 claims were for opioids.

  1. Adam Stein71
  2. Specialty average211

Most prescribed

  1. Oxycodone Hcl22 claims
  2. Xarelto22 claims
  3. Clopidogrel11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's Medicare quality score for 2023: 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%92.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $16,312.54

30 payments, mostly food and beverage; the largest payer was AngioDynamics, Inc.. The 3,067 providers of this specialty with any payment received $6,147.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adam Stein$16,312.54
  2. Specialty average$6,147.33

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Rhode Island Vascular Center, LLCNew London, CT
  2. Southern Connecticut Vascular Center LLCNew London, CT

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Vascular Surgery Physician providers in Connecticut

There are 73 vascular surgery physician records in Connecticut.

Other vascular surgery physician records in Connecticut

  1. Edouard Aboian, M.D.New Haven, CT1588830566
  2. Tamil Anban, MDVernon, CT1639141286
  3. Isibor Arhuidese, MDNew Haven, CT1568825966
  4. Mouhanad Ayach, M.D.Hartford, CT1952563736
  5. Kristofer Bagdasarian, M.D.Hartford, CT1588848774
  6. Stephen Bauer, MDStamford, CT1477610913
  7. Seth Blattman, M.D.Fairfield, CT1477508778
  8. Robert Botta, M.D.Watertown, CT1780094326
  9. Paul Bourguignon, M.D.New London, CT1154372175
  10. Jonathan Bowman, M.D.Darien, CT1104851294

Common questions

What is Adam Stein, MD's NPI number?

Adam Stein, MD's National Provider Identifier (NPI) is 1538515176, issued on May 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Adam Stein, MD located?

The NPPES record lists a practice address at 79 Wawecus St Ste 104, Norwich, CT, 06360. Phone: (844) 482-7285. Providers update this record themselves, so call before visiting.

How can I verify Adam Stein, MD's license?

NPPES lists Connecticut license number 74644, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Adam Stein, MD prescribe under Medicare Part D?

In 2024, Adam Stein, MD had 71 Medicare Part D claims for 40 beneficiaries; the average among vascular surgery physician prescribers was 211. Part D covers Medicare prescriptions only.

What is Adam Stein, MD's Medicare quality score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.