Darko Zdilar, MD
NPI 1871527903 · Psychiatry Physician · Waterloo, IA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darko Zdilar, MD is a Psychiatry Physician provider in Waterloo, IA (NPI 1871527903).
Provider details
- NPI number
- 1871527903
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 33309 (IA)
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
566 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 361 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 152 | $83 |
| Telehealth Originating Site Facility FeeQ3014 | 34 | $30 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 19 | $187 |
Typical Medicare-allowed amounts for these services range $30–$187 (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 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 611 | 91 |
| Bupropion Hclbrand: Bupropion Xl | 359 | 59 |
| Alprazolam | 300 | 43 |
| Duloxetine Hcl | 266 | 46 |
| Escitalopram Oxalate | 253 | 55 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 231 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,672 across 85 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
- 2006-07-11
- Last updated
- 2016-12-01
Frequently asked questions
- What is Darko Zdilar's NPI number?
- Darko Zdilar's National Provider Identifier (NPI) is 1871527903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darko Zdilar's specialty?
- Darko Zdilar is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Darko Zdilar located?
- Darko Zdilar's practice location on file with NPPES is 146 W Dale St, Waterloo, IA 50703.
- What is Darko Zdilar's phone number?
- The practice phone number listed in the NPPES registry for Darko Zdilar is (319) 233-3351.
- Does Darko Zdilar accept Medicare?
- Darko Zdilar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darko Zdilar's NPI active?
- Yes — Darko Zdilar's NPI (1871527903) is active in the NPPES registry as of the last update on 2016-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.