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Edit this profileWhere to find Diana Leon, M.D.
- Setauket location main office
100 S Jersey Ave Unit 16, Setauket, NY 11733 - East Patchogue location
285 Sills Rd Ste D, East Patchogue, NY 11772
About Dr. Leon
Diana Leon, M.D. practices obstetrics & gynecology in Setauket, NY. Diana is a 2008 graduate of Icahn School of Medicine at Mount Sinai. Diana is also listed as specializing in gynecology and obstetrics. According to Medicare claims data, Diana cared for 450 Medicare patients across 470 services. The services billed most often include assessment of emotional or behavioral problems, cervical or vaginal cancer screening; pelvic and clinical breast examination, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1649538554.
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) 689-6400
- Email not available
Practice Locations
100 S JERSEY AVE UNIT 16
Setauket, NY 11733
285 Sills Rd Ste D
East Patchogue, NY 11772
Conditions Commonly Evaluated or Treated
Within Obstetrics and Gynecology 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
Contraception
Fertility
High-risk or subspecialty
Infections
Pelvic pain and benign gynecology
- Uterine fibroids
- Chronic pelvic pain
- Ovarian cysts
- Painful intercourse
- Pelvic organ prolapse
- Urinary incontinence in women
Most searched conditions
Infections and vulvovaginal conditions
Menstrual and hormonal
- Absent periods
- Genitourinary syndrome of menopause
- Painful periods
- Perimenopause
- Premenstrual syndrome
Pregnancy
- Ectopic pregnancy
- Gestational diabetes
- Hyperemesis gravidarum
- Miscarriage
- Placenta previa
- Postpartum depression
- Preeclampsia
- Preterm labor
Cancer and precancer
- Abnormal cervical cells and cervical dysplasia
- Cervical cancer
- Endometrial cancer
- Endometrial hyperplasia
- Ovarian cancer
Pregnancy Complications
Vaginal & Vulvar Health
Procedures & services
Diagnostic Tests
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Pregnancy and delivery
Preventive and diagnostic
- Pelvic examination
- Transvaginal ultrasound
- Well-woman examination
- Colposcopy
- Endometrial biopsy
- Human papillomavirus testing
Subspecialty procedures
Surgeries
Most searched procedures
Contraception and office treatment
Birth Control
Contraception
Diagnostic Procedures
- Amniocentesis
Fertility
- Egg freezing
- Intrauterine Insemination (IUI)
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Uterine and cervical procedures
Procedures Most Often Billed to Medicare
470 services · 450 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
30 | As often as other peers in OB-GYN |
| Screening 3d breast mammography | Imaging | 77063 |
30 | As often as other peers in OB-GYN |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
12 | Less often than most peers in OB-GYN |
| Assessment of emotional or behavioral problems | Treatment | 96127 |
189 | More than most peers in OB-GYN |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
58 | More often than most peers in OB-GYN |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
55 | More often than most peers in OB-GYN |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
32 | More often than most peers in OB-GYN |
| Pelvic exam | Office visit | 99459 |
19 | As often as other peers in OB-GYN |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 | Less often than most peers in OB-GYN |
| Urinalysis, manual test | Lab test | 81002 |
14 | Less often than most peers in OB-GYN |
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.
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 OB-GYNs in Setauket 7
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2008 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs Screening mammography 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Diana Leon?
Diana Leon is an OB-GYN in Setauket, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
What is Diana Leon's address?
Diana Leon is listed at 100 S Jersey Ave Unit 16, 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 Diana Leon?
The number on file is (631) 689-6400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Diana Leon's NPI number?
Diana Leon's National Provider Identifier is 1649538554. 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 Diana Leon train?
Diana Leon attended Icahn School of Medicine at Mount Sinai, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Diana Leon been practicing?
Diana Leon has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What procedures does Diana Leon perform?
According to Medicare billing data, Diana Leon performs imaging including screening mammography and screening 3d breast mammography; provides treatments such as assessment of emotional or behavioral problems, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Diana Leon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Diana Leon. If this is you, claiming it is free.
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