Joshua Pollack, M.D.
NPI 1588688436 · Psychiatry Physician · Greenwich, CT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Pollack, M.D. is a Psychiatry Physician provider in Greenwich, CT (NPI 1588688436).
Provider details
- NPI number
- 1588688436
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 040989 (CT)
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
19 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
1,048 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 | 478 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 464 | $67 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 88 | $147 |
| Family Psychotherapy Without Patient, 50 Minutes90846 | 18 | $98 |
Typical Medicare-allowed amounts for these services range $67–$147 (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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 232 | 44 |
| Duloxetine Hcl | 220 | 44 |
| Buspirone Hcl | 202 | 50 |
| Mirtazapine | 198 | 46 |
| Trazodone Hcl | 167 | 41 |
| Escitalopram Oxalate | 162 | 39 |
| Clonazepam | 114 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joshua Pollack's NPI number?
- Joshua Pollack's National Provider Identifier (NPI) is 1588688436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Pollack's specialty?
- Joshua Pollack is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Pollack located?
- Joshua Pollack's practice location on file with NPPES is 5 Perryridge Rd, Greenwich, CT 06830-4608.
- What is Joshua Pollack's phone number?
- The practice phone number listed in the NPPES registry for Joshua Pollack is (203) 863-3543.
- Does Joshua Pollack accept Medicare?
- Joshua Pollack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Pollack's NPI active?
- Yes — Joshua Pollack's NPI (1588688436) 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.