Alireza Parhizgar, M.D.
NPI 1013122597 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alireza Parhizgar, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1013122597).
Provider details
- NPI number
- 1013122597
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A99156 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
563 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 50 Minutes99233 | 265 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 174 | $80 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 68 | $116 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 33 | $172 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 23 | $181 |
Typical Medicare-allowed amounts for these services range $80–$181 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 23 | 13 |
| Pantoprazole Sodium | 20 | 16 |
| Atorvastatin Calcium | 16 | 12 |
| Metoprolol Succinate | 15 | 11 |
| Levofloxacin | 14 | 14 |
| Tamsulosin Hcl | 13 | — |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 1515 Holcombe BlvdHouston, TX 77030-4000Phone: (713) 792-6161
Registry dates
- Enumerated
- 2007-05-10
- Last updated
- 2025-09-26
- Certified
- 2025-09-26
Frequently asked questions
- What is Alireza Parhizgar's NPI number?
- Alireza Parhizgar's National Provider Identifier (NPI) is 1013122597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alireza Parhizgar's specialty?
- Alireza Parhizgar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alireza Parhizgar located?
- Alireza Parhizgar's practice location on file with NPPES is 6720 Bertner Ave, Houston, TX 77030-2604.
- What is Alireza Parhizgar's phone number?
- The practice phone number listed in the NPPES registry for Alireza Parhizgar is (713) 798-2222.
- Does Alireza Parhizgar accept Medicare?
- Alireza Parhizgar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alireza Parhizgar's NPI active?
- Yes — Alireza Parhizgar's NPI (1013122597) is active in the NPPES registry as of the last update on 2025-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.