Nazrul Islam, M.D., PA.
NPI 1154433431 · Psychiatry Physician · Austin, TX
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nazrul Islam, M.D., PA. is a Psychiatry Physician provider in Austin, TX (NPI 1154433431).
Provider details
- NPI number
- 1154433431
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PA.
- Sex
- Male
- Sole proprietor
- Yes
- License
- L5384 (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
96 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 | 52 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 | $142 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 18 | $59 |
Typical Medicare-allowed amounts for these services range $59–$142 (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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lamotrigine | 87 | 22 |
| Clonazepam | 61 | — |
| Alprazolam | 53 | — |
| Quetiapine Fumarate | 52 | 13 |
| Bupropion Hclbrand: Bupropion Xl | 52 | 13 |
| Duloxetine Hcl | 45 | — |
| Suvorexantbrand: Belsomra | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2024-10-21
- Certified
- 2024-10-20
Frequently asked questions
- What is Nazrul Islam's NPI number?
- Nazrul Islam's National Provider Identifier (NPI) is 1154433431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nazrul Islam's specialty?
- Nazrul Islam is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nazrul Islam located?
- Nazrul Islam's practice location on file with NPPES is 1500 W 38th St Ste 31, Austin, TX 78731-6318.
- What is Nazrul Islam's phone number?
- The practice phone number listed in the NPPES registry for Nazrul Islam is (512) 371-7905.
- Does Nazrul Islam accept Medicare?
- Nazrul Islam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nazrul Islam's NPI active?
- Yes — Nazrul Islam's NPI (1154433431) is active in the NPPES registry as of the last update on 2024-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.