Ann Walczynski, MD
NPI 1255391116 · Psychiatry Physician · Park Ridge, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Walczynski, MD is a Psychiatry Physician provider in Park Ridge, IL (NPI 1255391116).
Provider details
- NPI number
- 1255391116
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036049732 (IL)
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
20 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
677 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 | 348 | $79 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 272 | $88 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 57 | $65 |
Typical Medicare-allowed amounts for these services range $65–$88 (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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 161 | 31 |
| Alprazolam | 132 | 26 |
| Sertraline Hcl | 110 | 31 |
| Lorazepam | 98 | 27 |
| Quetiapine Fumarate | 90 | 19 |
| Gabapentin | 81 | 20 |
| Trazodone Hcl | 74 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$123 across 1 record (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
- 2006-03-24
- Last updated
- 2010-06-16
Frequently asked questions
- What is Ann Walczynski's NPI number?
- Ann Walczynski's National Provider Identifier (NPI) is 1255391116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Walczynski's specialty?
- Ann Walczynski is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Walczynski located?
- Ann Walczynski's practice location on file with NPPES is 1875 Dempster, Park Ridge, IL 60068-1120.
- What is Ann Walczynski's phone number?
- The practice phone number listed in the NPPES registry for Ann Walczynski is (773) 792-0088.
- Does Ann Walczynski accept Medicare?
- Ann Walczynski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Walczynski's NPI active?
- Yes — Ann Walczynski's NPI (1255391116) is active in the NPPES registry as of the last update on 2010-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.