Judith Marcus, MD
NPI 1326018151 · Psychiatry Physician · Great Neck, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judith Marcus, MD is a Psychiatry Physician provider in Great Neck, NY (NPI 1326018151).
Provider details
- NPI number
- 1326018151
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 148624 (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
20 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
1,017 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 509 | $37 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 508 | $84 |
Typical Medicare-allowed amounts for these services range $37–$84 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 47 | 12 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 46 | — |
| Duloxetine Hcl | 38 | — |
| Zolpidem Tartrate | 34 | — |
| Mirtazapine | 33 | — |
| Clonazepam | 32 | — |
| Sertraline Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Judith Marcus's NPI number?
- Judith Marcus's National Provider Identifier (NPI) is 1326018151, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judith Marcus's specialty?
- Judith Marcus is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Judith Marcus located?
- Judith Marcus's practice location on file with NPPES is 34 Elm St, Great Neck, NY 11021-1941.
- What is Judith Marcus's phone number?
- The practice phone number listed in the NPPES registry for Judith Marcus is (516) 487-7218.
- Does Judith Marcus accept Medicare?
- Judith Marcus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judith Marcus's NPI active?
- Yes — Judith Marcus's NPI (1326018151) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.