Mark Waynik, MD
NPI 1588738256 · Psychiatry Physician · Fairfield, CT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Waynik, MD is a Psychiatry Physician provider in Fairfield, CT (NPI 1588738256).
Provider details
- NPI number
- 1588738256
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 024277 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,712 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,157 | $91 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 195 | $76 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 194 | $117 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 105 | $83 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 61 | $209 |
Typical Medicare-allowed amounts for these services range $76–$209 (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 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 997 | 188 |
| Clonazepam | 829 | 125 |
| Alprazolam | 802 | 127 |
| Lorazepam | 760 | 116 |
| Zolpidem Tartrate | 517 | 79 |
| Bupropion Hclbrand: Bupropion Xl | 472 | 97 |
| Trazodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,564 across 340 records (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
- 2006-11-17
- Last updated
- 2012-10-18
Frequently asked questions
- What is Mark Waynik's NPI number?
- Mark Waynik's National Provider Identifier (NPI) is 1588738256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Waynik's specialty?
- Mark Waynik is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Waynik located?
- Mark Waynik's practice location on file with NPPES is 52 Beach Rd, Fairfield, CT 06824.
- What is Mark Waynik's phone number?
- The practice phone number listed in the NPPES registry for Mark Waynik is (203) 254-2000.
- Does Mark Waynik accept Medicare?
- Mark Waynik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Waynik's NPI active?
- Yes — Mark Waynik's NPI (1588738256) is active in the NPPES registry as of the last update on 2012-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.