Husam Issa, MD
NPI 1821064304 · Infectious Disease Physician · Webster, TX
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1821064304
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- N0849 (TX)
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
8 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,761 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 711 | $113 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 253 | $173 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 253 | $79 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 199 | $56 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 118 | $62 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 77 | — |
| Meropenem | 52 | 17 |
| Daptomycin | 43 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 41 | 23 |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 34 | — |
| Cephalexin | 33 | 13 |
| Ertapenem Sodiumbrand: Ertapenem | 32 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,290 across 16 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
Additional practice locations (7)
- 4615 Southwest Fwy Ste 1000Houston, TX 77027-7108Phone: (281) 407-6943
- 905 W Medical Center Blvd Ste 306Webster, TX 77598-4009Phone: (281) 724-8332Fax: (281) 724-8332
- 600 N Kobayashi Ste 309Webster, TX 77598-4841Phone: (281) 724-8332
- 600 N Kobayashi Ste 310Webster, TX 77598-4841Phone: (281) 724-8336
- 600 N Kobayashi Ste 308Webster, TX 77598-4841Phone: (281) 724-8336Fax: (281) 336-1619
- 600 N Kobayashi Ste 110Webster, TX 77598-4841Phone: (281) 338-1701
- 500 N Kobayashi Ste CWebster, TX 77598-4722Phone: (281) 816-3092Fax: (281) 816-3092
Registry dates
- Enumerated
- 2006-02-24
- Last updated
- 2026-05-26
- Certified
- 2026-05-26
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.