Stephen Dai, M.D.
NPI 1629271432 · Psychiatry Physician · Austin, TX
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Dai, M.D. is a Psychiatry Physician provider in Austin, TX (NPI 1629271432).
Provider details
- NPI number
- 1629271432
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- N7914 (TX)
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
289 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 | 185 | $94 |
| Telehealth Originating Site Facility FeeQ3014 | 104 | $24 |
Typical Medicare-allowed amounts for these services range $24–$94 (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 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 247 | 33 |
| Aripiprazole | 174 | 23 |
| Benztropine Mesylate | 172 | 26 |
| Trazodone Hcl | 169 | 28 |
| Fluoxetine Hcl | 138 | 19 |
| Quetiapine Fumarate | 137 | 20 |
| Hydroxyzine Hcl | 123 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-08
- Last updated
- 2011-01-16
Frequently asked questions
- What is Stephen Dai's NPI number?
- Stephen Dai's National Provider Identifier (NPI) is 1629271432, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Dai's specialty?
- Stephen Dai is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Dai located?
- Stephen Dai's practice location on file with NPPES is 4810b Spicewood Springs Rd, Austin, TX 78759-8740.
- What is Stephen Dai's phone number?
- The practice phone number listed in the NPPES registry for Stephen Dai is (512) 346-5796.
- Does Stephen Dai accept Medicare?
- Stephen Dai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Dai's NPI active?
- Yes — Stephen Dai's NPI (1629271432) is active in the NPPES registry as of the last update on 2011-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.