Mazhar Khowaja
NPI 1770523276 · Psychiatry Physician · Houston, TX
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mazhar Khowaja is a Psychiatry Physician provider in Houston, TX (NPI 1770523276).
Provider details
- NPI number
- 1770523276
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 4301069118 (MI)
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
1,587 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 877 | $103 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 301 | $72 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 215 | $104 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 65 | $188 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 57 | $167 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 210 | 51 |
| Duloxetine Hcl | 168 | 35 |
| Escitalopram Oxalate | 162 | 45 |
| Memantine Hcl | 135 | 30 |
| Memantine Hclbrand: Memantine Hcl Er | 134 | 28 |
| Sertraline Hcl | 123 | 25 |
| Buspirone Hcl | 105 | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$176,848 across 203 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
- 2006-06-07
- Last updated
- 2011-06-08
Frequently asked questions
- What is Mazhar Khowaja's NPI number?
- Mazhar Khowaja's National Provider Identifier (NPI) is 1770523276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mazhar Khowaja's specialty?
- Mazhar Khowaja is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mazhar Khowaja located?
- Mazhar Khowaja's practice location on file with NPPES is 10777 Stella Link Rd, Houston, TX 77025-5639.
- What is Mazhar Khowaja's phone number?
- The practice phone number listed in the NPPES registry for Mazhar Khowaja is (713) 592-9292.
- Does Mazhar Khowaja accept Medicare?
- Mazhar Khowaja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mazhar Khowaja's NPI active?
- Yes — Mazhar Khowaja's NPI (1770523276) is active in the NPPES registry as of the last update on 2011-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.