Sayed Mahmud, LLD
NPI 1447822259 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sayed Mahmud, LLD is a Internal Medicine Physician provider in Brooklyn, NY (NPI 1447822259).
Provider details
- NPI number
- 1447822259
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- LLD
- Sex
- Male
- Sole proprietor
- Yes
- License
- P110341 (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
4 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
4,445 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 3,096 | $82 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,083 | $117 |
| Transitional Care Management Services for Problem of High Complexity99496 | 126 | $292 |
| Nursing Facility Discharge Day Management, 30 Minutes Or Less99315 | 76 | $89 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 53 | $196 |
| Transitional Care Management Services for Problem of at Least Moderate Complexity99495 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 113 | 14 |
| Metformin Hcl | 86 | — |
| Amlodipine Besylate | 79 | 14 |
| Apixabanbrand: Eliquis | 64 | — |
| Lisinopril | 63 | — |
| Gabapentin | 52 | — |
| Rivaroxaban |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-07-12
- Last updated
- 2021-07-12
- Certified
- 2021-07-12
Frequently asked questions
- What is Sayed Mahmud's NPI number?
- Sayed Mahmud's National Provider Identifier (NPI) is 1447822259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sayed Mahmud's specialty?
- Sayed Mahmud is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sayed Mahmud located?
- Sayed Mahmud's practice location on file with NPPES is 309 Rutledge St Ste 2b, Brooklyn, NY 11211-7512.
- What is Sayed Mahmud's phone number?
- The practice phone number listed in the NPPES registry for Sayed Mahmud is (845) 738-8770.
- Does Sayed Mahmud accept Medicare?
- Sayed Mahmud is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sayed Mahmud's NPI active?
- Yes — Sayed Mahmud's NPI (1447822259) is active in the NPPES registry as of the last update on 2021-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.