Irene Mazur, M.D.
NPI 1346405727 · Psychiatry Physician · Millstone, NJ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Mazur, M.D. is a Psychiatry Physician provider in Millstone, NJ (NPI 1346405727).
Provider details
- NPI number
- 1346405727
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MA08661000 (NJ)
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
17 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
1,633 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 930 | $74 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 244 | $76 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 223 | $139 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 197 | $191 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 24 | $152 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buspirone Hcl | 139 | 22 |
| Sertraline Hcl | 125 | 31 |
| Divalproex Sodium | 112 | 23 |
| Mirtazapine | 107 | 26 |
| Lamotrigine | 81 | — |
| Quetiapine Fumarate | 80 | 18 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 79 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-24
- Last updated
- 2011-08-17
Frequently asked questions
- What is Irene Mazur's NPI number?
- Irene Mazur's National Provider Identifier (NPI) is 1346405727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Mazur's specialty?
- Irene Mazur is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Mazur located?
- Irene Mazur's practice location on file with NPPES is 17 Molsbury Ln, Millstone, NJ 08510.
- What is Irene Mazur's phone number?
- The practice phone number listed in the NPPES registry for Irene Mazur is (732) 609-0157.
- Does Irene Mazur accept Medicare?
- Irene Mazur is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Mazur's NPI active?
- Yes — Irene Mazur's NPI (1346405727) is active in the NPPES registry as of the last update on 2011-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.