Mahmoud Dweik, MD
NPI 1285193235 · Psychiatry Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mahmoud Dweik, MD is a Psychiatry Physician provider in Brooklyn, NY (NPI 1285193235).
Provider details
- NPI number
- 1285193235
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- W2061 (TX)
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 tenure28% of score
7 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
66 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 34 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 17 | $87 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 15 | $184 |
Typical Medicare-allowed amounts for these services range $87–$184 (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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 99 |
| Benztropine Mesylate | 59 |
| Trazodone Hcl | 56 |
| Clonazepam | 55 |
| Olanzapine | 51 |
| Sertraline Hcl | 51 |
| Quetiapine Fumarate | 42 |
| Haloperidol | 37 |
| Aripiprazole | 33 |
| Hydroxyzine Hcl | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-19
- Last updated
- 2025-12-15
- Certified
- 2025-12-15
Frequently asked questions
- What is Mahmoud Dweik's NPI number?
- Mahmoud Dweik's National Provider Identifier (NPI) is 1285193235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mahmoud Dweik's specialty?
- Mahmoud Dweik is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mahmoud Dweik located?
- Mahmoud Dweik's practice location on file with NPPES is 506 6th St, Brooklyn, NY 11215-3609.
- What is Mahmoud Dweik's phone number?
- The practice phone number listed in the NPPES registry for Mahmoud Dweik is (718) 780-3148.
- Does Mahmoud Dweik accept Medicare?
- Mahmoud Dweik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mahmoud Dweik's NPI active?
- Yes — Mahmoud Dweik's NPI (1285193235) is active in the NPPES registry as of the last update on 2025-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.