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- 100 Port Washington Blvd, Roslyn, NY 11576
About Dr. Tamesis
Steven A. Tamesis, M.D. practices surgery in Roslyn, NY. According to Medicare claims data, Steven cared for 206 Medicare patients across 297 services. The services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1528447240.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (516) 627-5262
- Email not available
Practice Locations
100 PORT WASHINGTON BLVD
Roslyn, NY 11576
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
- Anal fissure
- Anal fistula
- Hemorrhoids
- Lower gastrointestinal bleeding
- Rectal prolapse
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
- Adrenal gland tumor
- Goiter
- Hyperparathyroidism
Infections
- Gangrene
- Skin and soft-tissue abscess
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
- Epidermoid cyst
- Lipoma
- Pilonidal cyst
- Skin lump or bump
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
- Parathyroid surgery
- Thyroid removal surgery
- Adrenal gland removal
Vascular
- Blood Clot Removal Surgery
- Carotid endarterectomy
- Leg bypass surgery
- Varicose vein removal
Wounds
Most searched procedures
- Appendectomy
- Breast biopsy
- Gallbladder surgery
- Hernia repair surgery
- Lumpectomy
Abdominal
- Gynecologic laparoscopy
- Spleen removal
Abdominal surgery
- Small-bowel resection
- Stomach removal surgery
Bariatric
- Lap band removal
- Weight loss surgery revision
Breast surgery
Cancer
- Mastectomy
- Sentinel lymph-node biopsy
- Whipple procedure
Cancer surgery
- Esophagus removal surgery
- Liver tumor removal
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
- Pre-Op Clearance Exam
- Robotic surgery consultation
Diagnostic
- Colonoscopy
- Skin lump biopsy
Digestive
- Acid reflux surgery
- Feeding tube placement
Digestive health
- Endoscopy
- Peroral endoscopic myotomy
Infections
Minor surgery
- Fishhook or embedded splinter removal
- Ingrown toenail removal
Post-op care
Reconstruction
- Skin graft
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
- Excision of skin cancer
Vascular & cancer
- Chemo port placement
- Chemo port removal
Weight loss
- Gastric bypass surgery
- Gastric sleeve surgery
Wound care
- Bed sore surgery
- Negative pressure wound therapy
Procedures Most Often Billed to Medicare
297 services · 206 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of gallbladder using an endoscope | Procedure | 47562 |
16 | As often as other peers in Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
155 | More than most peers in Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
84 | More than most peers in Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
21 | As often as other peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
21 | As often as other peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other general surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other general surgeons in Roslyn 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder using an endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Steven A. Tamesis specialize in?
Steven A. Tamesis is a general surgeon in Roslyn, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where is Steven A. Tamesis located?
Steven A. Tamesis is listed at 100 Port Washington Blvd, Roslyn, NY 11576. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Steven A. Tamesis's phone number?
The number on file is (516) 627-5262. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Steven A. Tamesis's NPI number?
Steven A. Tamesis's National Provider Identifier is 1528447240. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Steven A. Tamesis train?
Steven A. Tamesis attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Steven A. Tamesis been practicing?
Steven A. Tamesis has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What does Steven A. Tamesis do most often?
According to Medicare billing data, Steven A. Tamesis performs procedures including removal of gallbladder using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Steven A. Tamesis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Steven A. Tamesis. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.