Cean Mahmud, M.D.
NPI 1285165134 · Family Medicine Physician · Riverhead, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cean Mahmud, M.D. is a Family Medicine Physician provider in Riverhead, NY (NPI 1285165134).
Provider details
- NPI number
- 1285165134
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 305318 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,730 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 507 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 475 | $148 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 142 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 140 | $106 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 96 | $191 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 242 | 74 |
| Losartan Potassium | 179 | 48 |
| Amlodipine Besylate | 175 | 58 |
| Rosuvastatin Calcium | 173 | 51 |
| Metoprolol Succinate | 133 | 46 |
| Omeprazole | 117 | 38 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 70 N Country Rd Ste 105Port Jefferson, NY 11777-2161Phone: (631) 392-8847
Registry dates
- Enumerated
- 2017-03-22
- Last updated
- 2026-04-18
- Certified
- 2026-04-18
Frequently asked questions
- What is Cean Mahmud's NPI number?
- Cean Mahmud's National Provider Identifier (NPI) is 1285165134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cean Mahmud's specialty?
- Cean Mahmud is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cean Mahmud located?
- Cean Mahmud's practice location on file with NPPES is 31 Main Rd Ste 1, Riverhead, NY 11901-1953.
- What is Cean Mahmud's phone number?
- The practice phone number listed in the NPPES registry for Cean Mahmud is (631) 722-4400.
- Does Cean Mahmud accept Medicare?
- Cean Mahmud is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cean Mahmud's NPI active?
- Yes — Cean Mahmud's NPI (1285165134) is active in the NPPES registry as of the last update on 2026-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.