Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1528447240 Individual Practitioner Male Practitioner

Dr. Steven Antonio Tamesis , MD

Surgery • Roslyn, NY

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Steven Tamesis, MD is a certified Surgery practicing in Roslyn, NY. With approximately 14 years of clinical experience since completing medical education in 2012, Dr. Tamesis delivers high-quality medical care to the local community at 100 PORT WASHINGTON BLVD.

Dr. Tamesis is affiliated with Chs Physician Partners Pc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, initial hospital care with straightforward or low-level medical decision making, if using time, at least, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

100 Port Washington Blvd

Roslyn, NY 115761347

Telephone 5166275262
Associated Practice Facility / Clinic
🏢 Pediatric Cardiology Of Li Pc Facility NPI 1003883653

Medicare Profile & Education

Medical School

Other

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Roslyn, NY

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
14 Yrs -8.0 yrs vs City Avg
City Avg: 22.0 Yrs
State Avg: 27.8 Yrs
Regional Practice Density
6 Specialists

Practicing in Roslyn, NY (2269 Statewide)

Telehealth Adoption Rate
16.7% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
69.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tamesis (14 Years) 14 Yrs
Roslyn Specialty Average (22.0 Years) 22.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes
155 72 $167.00 $55.04
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
84 81 $439.00 $145.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
21 17 $439.00 $145.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
21 21 $575.00 $184.18
47562 Removal of gallbladder using an endoscope
16 15 $2394.00 $713.96

Medical Specialties & State Licenses

CMS Verified: 2025-12-13
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License NY 317114

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Caqh
15161544

Hospital & Practice Group Affiliations

Chs Physician Partners Pc

2200 Northern Blvd, Greenvale, NY 115481221

Phone: 5166275262

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

8 Associated Practitioners
Roberta Palmeri

Nurse Practitioner - Adult Health

NPI 1104470053

Doctor of Medicine (M.D.)

NPI 1487714556

Doctor of Medicine (M.D.)

NPI 1578766838

Doctor of Medicine (M.D.)

NPI 1760586622

Doctor of Medicine (M.D.)

NPI 1770654865

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

13 Historical Events
📍
Updated Business Mailing Address December 13, 2025

Registered at 2200 NORTHERN BLVD STE 125, GREENVALE, NY 115481221 (Tel: 5166275262)

📍
Updated Practice Location November 15, 2025

Registered at 100 PORT WASHINGTON BLVD, ROSLYN, NY 115761347 (Tel: 5166275262)

📍
Updated Business Mailing Address November 15, 2025

Registered at 2145 DOGWOOD LN, WESTBURY, NY 115906020 (Tel: 5624580883)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 15, 2025

Surgery (License #317114 in NY)

📍
Updated Practice Location July 20, 2021

Registered at 4815 LIBERTY AVE STE 439, PITTSBURGH, PA 152242156 (Tel: 7242607300)

📍
Updated Business Mailing Address July 20, 2021

Registered at 4815 LIBERTY AVE STE 439, PITTSBURGH, PA 152242156 (Tel: 7242607300)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 20, 2021

Surgery (License #MD474915 in PA)

NPI Profile Active May 27, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location May 27, 2015

Registered at 330 CEDAR ST, YNHH, DEPARTMENT OF SURGERY, NEW HAVEN, CT 065103218 (Tel: 2037855479)

📍
Updated Business Mailing Address May 27, 2015

Registered at 330 CEDAR ST, YNHH, DEPARTMENT OF SURGERY, NEW HAVEN, CT 065103218 (Tel: 2037855479)

👤
Provider Name / Credentials Updated May 27, 2015

Recorded as STEVEN TAMESIS, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 27, 2015

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration May 27, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Steven Tamesis. Be the first to share your experience!

Sign in to leave a review for Dr. Steven Tamesis

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1528447240
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 27, 2015
Last Update: December 13, 2025
Sole Proprietor: Yes

Mailing Address

2200 Northern Blvd Ste 125

Greenvale, NY 115481221

Phone: 5166275262

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.