Alex Slaby, M.D
NPI 1265964340 · Psychiatry Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Slaby, M.D is a Psychiatry Physician provider in Allentown, PA (NPI 1265964340).
Provider details
- NPI number
- 1265964340
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- MD468470 (PA)
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
9 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
329 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 109 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 74 | $111 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 60 | $71 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 58 | $16 |
| Therapy Using Electrical Currents90870 | 28 | $105 |
Typical Medicare-allowed amounts for these services range $16–$111 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 114 | 28 |
| Sertraline Hcl | 108 | 24 |
| Trazodone Hcl | 98 | 27 |
| Buspirone Hcl | 86 | 25 |
| Quetiapine Fumarate | 84 | 17 |
| Hydroxyzine Hcl | 74 | 21 |
| Escitalopram Oxalate | 73 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-29
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is Alex Slaby's NPI number?
- Alex Slaby's National Provider Identifier (NPI) is 1265964340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Slaby's specialty?
- Alex Slaby is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Alex Slaby located?
- Alex Slaby's practice location on file with NPPES is 451 Chew St Ste 306, Allentown, PA 18102-3423.
- What is Alex Slaby's phone number?
- The practice phone number listed in the NPPES registry for Alex Slaby is (484) 658-4437.
- Does Alex Slaby accept Medicare?
- Alex Slaby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Slaby's NPI active?
- Yes — Alex Slaby's NPI (1265964340) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.