Selina Siu, MD
NPI 1114974722 · Internal Medicine Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Selina Siu, MD is a Internal Medicine Physician provider in New York, NY (NPI 1114974722).
Provider details
- NPI number
- 1114974722
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 190438 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
207 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 48 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 48 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 38 | $13 |
| Hemoglobin A1c Level83036 | 35 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 21 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 17 | $6 |
Typical Medicare-allowed amounts for these services range $6–$16 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 68 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 232 | 71 |
| Amlodipine Besylate | 209 | 64 |
| Ammonium Lactate | 131 | 34 |
| Levothyroxine Sodium | 130 | 30 |
| Losartan Potassium | 125 | 33 |
| Simvastatin | 123 | 31 |
| Empagliflozinbrand: Jardiance |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-28
- Last updated
- 2010-07-21
Frequently asked questions
- What is Selina Siu's NPI number?
- Selina Siu's National Provider Identifier (NPI) is 1114974722, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Selina Siu's specialty?
- Selina Siu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Selina Siu located?
- Selina Siu's practice location on file with NPPES is 227 Madison St, New York, NY 10002-7537.
- What is Selina Siu's phone number?
- The practice phone number listed in the NPPES registry for Selina Siu is (212) 238-7473.
- Does Selina Siu accept Medicare?
- Selina Siu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Selina Siu's NPI active?
- Yes — Selina Siu's NPI (1114974722) is active in the NPPES registry as of the last update on 2010-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.