Mark Nathanson, MD
NPI 1922183276 · Psychiatry Physician · Elmhurst, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Nathanson, MD is a Psychiatry Physician provider in Elmhurst, NY (NPI 1922183276).
Provider details
- NPI number
- 1922183276
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 146463 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 122 | 27 |
| Mirtazapine | 103 | 25 |
| Donepezil Hcl | 73 | 25 |
| Lorazepam | 61 | — |
| Buspirone Hcl | 60 | 13 |
| Sertraline Hcl | 51 | 18 |
| Duloxetine Hcl | 51 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$26 across 1 record (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
- 2006-10-26
- Last updated
- 2025-01-15
- Certified
- 2025-01-15
Frequently asked questions
- What is Mark Nathanson's NPI number?
- Mark Nathanson's National Provider Identifier (NPI) is 1922183276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Nathanson's specialty?
- Mark Nathanson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Nathanson located?
- Mark Nathanson's practice location on file with NPPES is 80th St & 41st Ave, Elmhurst, NY 11373-1329.
- What is Mark Nathanson's phone number?
- The practice phone number listed in the NPPES registry for Mark Nathanson is (718) 334-3300.
- Does Mark Nathanson accept Medicare?
- Mark Nathanson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Nathanson's NPI active?
- Yes — Mark Nathanson's NPI (1922183276) is active in the NPPES registry as of the last update on 2025-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.