Singmay Siu, M.D.
NPI 1306986351 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Singmay Siu, M.D. is a Internal Medicine Physician provider in Brooklyn, NY (NPI 1306986351).
Provider details
- NPI number
- 1306986351
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 198072 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
533 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 385 | $104 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 92 | $9 |
| Administration of Influenza Virus VaccineG0008 | 35 | $37 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 21 | $17 |
Typical Medicare-allowed amounts for these services range $9–$104 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 169 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 2,174 | 332 |
| Simvastatin | 1,620 | 239 |
| Metformin Hcl | 1,278 | 207 |
| Omeprazole | 1,131 | 273 |
| Losartan Potassium | 1,082 | 192 |
| Atorvastatin Calcium | 966 | 212 |
| Icosapent Ethylbrand: Vascepa | 836 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,159 across 108 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-07
- Last updated
- 2012-04-18
Frequently asked questions
- What is Singmay Siu's NPI number?
- Singmay Siu's National Provider Identifier (NPI) is 1306986351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Singmay Siu's specialty?
- Singmay Siu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Singmay Siu located?
- Singmay Siu's practice location on file with NPPES is 5613 7th Ave, Brooklyn, NY 11220-3509.
- What is Singmay Siu's phone number?
- The practice phone number listed in the NPPES registry for Singmay Siu is (718) 567-3840.
- Does Singmay Siu accept Medicare?
- Singmay Siu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Singmay Siu's NPI active?
- Yes — Singmay Siu's NPI (1306986351) is active in the NPPES registry as of the last update on 2012-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.