Mahmud Alkul, MD
NPI 1437808540 · Dermatology Physician · Southampton, NY
Enrolled with Medicare as Order and Referring Only - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mahmud Alkul, MD is a Dermatology Physician provider in Southampton, NY (NPI 1437808540).
Provider details
- NPI number
- 1437808540
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$215 across 9 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
- 2022-03-23
- Last updated
- 2024-06-20
- Certified
- 2024-06-20
Frequently asked questions
- What is Mahmud Alkul's NPI number?
- Mahmud Alkul's National Provider Identifier (NPI) is 1437808540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mahmud Alkul's specialty?
- Mahmud Alkul is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Mahmud Alkul located?
- Mahmud Alkul's practice location on file with NPPES is 240 Meeting House Ln, Southampton, NY 11968-5009.
- What is Mahmud Alkul's phone number?
- The practice phone number listed in the NPPES registry for Mahmud Alkul is (631) 444-2084.
- Does Mahmud Alkul accept Medicare?
- Mahmud Alkul is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mahmud Alkul's NPI active?
- Yes — Mahmud Alkul's NPI (1437808540) is active in the NPPES registry as of the last update on 2024-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.