Quick answers
- Does Shahin Shirzadi accept Medicare assignment?
- Yes. Medicare's clinician data says Shahin Shirzadi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Shahin Shirzadi see?
- In 2024, CMS data shows 588 Original Medicare patients and 45,535 services for Shahin Shirzadi. This counts Original Medicare only and measures volume, not quality.
- What is Shahin Shirzadi's NPI number?
- 1013910876. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Shahin Shirzadi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 588 |
|---|---|
| Services billed to Medicare | 45,535 |
| Different services or procedures | 51 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (99439)1,121 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)556 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)357 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)292 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)209 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes33%
- Ischemic heart disease30%
- Chronic kidney disease29%
Hospitals where Shahin Shirzadi works
Medicare's Facility Affiliation Data lists Shahin Shirzadi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Houston Methodist Sugar Land HospitalSugar Land, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 450820
- Memorial Hermann Sugar Land HospitalSugar Land, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · CCN 450848
- Memorial Hermann Surgical Hospital First ColonySugar Land, TX · Acute Care Hospital · CCN 450860
- OakBend Medical CenterRichmond, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 450330
Practice locations
Addresses where Shahin Shirzadi is enrolled with Medicare (CMS data updated October 2, 2026).
- 7500 Beechnut StHouston, TX 77074 (713) 777‑4122
Group practices
Medicare enrollment lists Shahin Shirzadi as a member of this group (CMS data updated October 2, 2026).
- Houston Neurology Associates2 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Other clinicians in Houston Neurology Associates
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Texas Tech University Health Science Center School Of Medicine |
| Graduation year | 1995 (31 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1013910876 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians