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Edit this profileAt a glance
- 24 Research Way, East Setauket, NY 11733
About Dr. Gelfand
Based in East Setauket, NY, Mark A. Gelfand, MD is listed in the NPI registry under plastic surgery. Mark graduated from State University of Ny Upstate Medical University in 2000. According to Medicare claims data, Mark cared for 231 Medicare patients across 263 services. The services billed most often include new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1659546992 identifies this record in the national registry.
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
- (631) 444-4666
- Email not available
Practice Locations
24 RESEARCH WAY
East Setauket, NY 11733
Conditions Commonly Evaluated or Treated
Within Plastic and Reconstructive Surgery 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 reconstruction after cancer
- Deviated septum
- Excess skin
- Facial trauma
- Lipedema
Body
- Bat Wings
- Diastasis Recti
- Saddlebags And Love Handles
Body contouring
- Back rolls and bra fat
- Belly overhang
- Cellulite
- Puffy pubic area
Breast
- Gynecomastia
- Hard breast implants
- Inverted Nipples
- Ruptured breast implant
- Sagging Breasts
- Tuberous Breasts
- Uneven Breasts
- Very Large Breasts
Congenital
Cosmetic
- Sunken Cheeks And Temples
- Thin Lips
- Wrinkles And Fine Lines
Face and Ears
- Prominent Ears
- Torn Earlobe
Face and Eyes
- Drooping eyelid
- Eye Bags
Face and Neck
- Double Chin
- Jowls
- Receding Chin
- Turkey Neck
Facial aesthetics
- Bump on nose
- Gummy Smile
Hand & wrist
Hand and Extremities
Intimate Surgery
- Large Or Uneven Labia
Pain & nerve
- Chronic migraines
Pediatric & craniofacial
- Baby Flat Head
- Missing Ear Or Facial Feature
Reconstructive
- Burn Scars And Contractures
- Facial Paralysis
- Lymphedema Swelling
- Non-Healing Wounds
Skin
- Age spots and sun spots
- Broken capillaries on face
- Melasma
- Stretch marks
Skin and Scars
Skin Cancer and Lesions
Wound care
Procedures & services
Most searched procedures
- Botox and fillers
- Breast augmentation
- Facelift
- Liposuction
- Rhinoplasty
- Tummy tuck
Body
- 360 Liposuction
- Arm Lift
- Body Lift
- Brazilian Butt Lift
- Mommy Makeover
- Thigh Lift
Body contouring
- Apron belly removal
- Fat freezing
Breast
- Breast implant exchange
- Breast Implant Removal
- Breast Lift
- Breast Reduction
- Fat transfer to breasts
- Inverted Nipple Correction
- Male Breast Reduction
- Nipple reduction
Cosmetic
- Chemical peel
- Laser skin resurfacing
- Microneedling
- Thread lift
Face
- Brow Lift
- Buccal Fat Removal
- Chin Implant
- Double Chin Liposuction
- Ear reshaping surgery
- Earlobe Repair
- Eyelid surgery
- Facial Fat Transfer
- Lip Lift
Facial surgery
- Cheek Implants
Hand & wrist
Hand and Extremities
- Carpal tunnel release
- Trigger finger release
Injectables & cosmetics
- Double chin fat dissolving injections
- Lip fillers
- Non-surgical nose job
- Under eye filler
Intimate Surgery
Laser treatments
- Laser tattoo removal
Medical Non-Surgical
Pediatric & craniofacial
- Cleft Palate Repair
- Ear reconstruction surgery
Pediatric and Reconstructive
- Cleft Lip Repair
Reconstructive
- DIEP flap breast reconstruction
- Gender-Affirming Top Surgery
- Lymphedema bypass surgery
- Mohs Reconstruction
- Skin Grafting
Skin and Scars
- Cyst Removal
- Mole And Skin Tag Removal
- Scar Revision
Skin rejuvenation
- Radiofrequency skin tightening
Procedures Most Often Billed to Medicare
263 services · 231 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
21 | Less often than most peers in Plastic Surgery |
| Release and/or relocation of hand nerve | Procedure | 64721 |
19 | As often as other peers in Plastic Surgery |
| Injection into tendon or ligament | Procedure | 20550 |
19 | Less often than most peers in Plastic Surgery |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
53 | As often as other peers in Plastic Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
58 | More often than most peers in Plastic Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
42 | More often than most peers in Plastic 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 |
40 | More often than most peers in Plastic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
11 | Less often than most peers in Plastic 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 plastic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Other plastic surgeons in East Setauket 3
Same specialty, same city.
More connections — 19 related providers in 3 groups
Trained at State University of Ny Upstate Medical University 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at State University of Ny Upstate Medical University 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from small joint 3
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Gelfand?
Dr. Gelfand is a plastic surgeon in East Setauket, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Plastic Surgery”.
NPI registry
What is Dr. Gelfand's address?
Dr. Gelfand is listed at 24 Research Way, East Setauket, NY 11733. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Gelfand?
The number on file is (631) 444-4666. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Gelfand's NPI number?
Dr. Gelfand's National Provider Identifier is 1659546992. 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 Dr. Gelfand train?
Dr. Gelfand attended State University of Ny Upstate Medical University, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gelfand been practicing?
Dr. Gelfand has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gelfand perform?
According to Medicare billing data, Dr. Gelfand performs procedures including aspiration and/or injection of fluid from small joint, release and/or relocation of hand nerve and injection into tendon or ligament, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gelfand confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gelfand. If this is you, claiming it is free.
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