Usman Siddiqui, M.D.
NPI 1356774491 · Hospitalist Physician · Nyack, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Usman Siddiqui, M.D. is a Hospitalist Physician provider in Nyack, NY (NPI 1356774491).
Provider details
- NPI number
- 1356774491
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 294940-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,037 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 216 | $145 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 166 | $3 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 147 | $191 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 124 | $192 |
| Advance Care Planning, First 30 Minutes99497 | 111 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 109 | 52 |
| Amlodipine Besylate | 101 | 39 |
| Metformin Hcl | 46 | 18 |
| Pantoprazole Sodium | 45 | 17 |
| Lisinopril | 44 | 20 |
| Alprazolam | 37 | — |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20,386 across 16 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
Additional practice locations (2)
- 55 Palmer AveBronxville, NY 10708-3403Phone: (914) 787-1000
- 100 Woods RdValhalla, NY 10595-1530Phone: (914) 493-7000
Registry dates
- Enumerated
- 2013-08-13
- Last updated
- 2024-03-04
- Certified
- 2023-10-11
Frequently asked questions
- What is Usman Siddiqui's NPI number?
- Usman Siddiqui's National Provider Identifier (NPI) is 1356774491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Usman Siddiqui's specialty?
- Usman Siddiqui is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Usman Siddiqui located?
- Usman Siddiqui's practice location on file with NPPES is 311 N Midland Ave Ste 2, Nyack, NY 10960-1638.
- What is Usman Siddiqui's phone number?
- The practice phone number listed in the NPPES registry for Usman Siddiqui is (845) 358-5006.
- Does Usman Siddiqui accept Medicare?
- Usman Siddiqui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Usman Siddiqui's NPI active?
- Yes — Usman Siddiqui's NPI (1356774491) is active in the NPPES registry as of the last update on 2024-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.