Alireza Zadsalamat, DO
NPI 1548588635 · Hospitalist Physician · Olympia Fields, IL
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alireza Zadsalamat, DO is a Hospitalist Physician provider in Olympia Fields, IL (NPI 1548588635).
Provider details
- NPI number
- 1548588635
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A15246 (CA)
Specialties & taxonomies
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
16 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
2,678 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 | 1,009 | $111 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 428 | $107 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 304 | $162 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 286 | $108 |
| Advance Care Planning, First 30 Minutes99497 | 206 | $71 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 193 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 99 | 27 |
| Furosemide | 78 | 35 |
| Pantoprazole Sodium | 76 | 27 |
| Atorvastatin Calcium | 67 | 25 |
| Metoprolol Tartrate | 65 | 31 |
| Levofloxacin | 57 | 55 |
| Amlodipine Besylate | 55 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-13
- Last updated
- 2017-11-13
Frequently asked questions
- What is Alireza Zadsalamat's NPI number?
- Alireza Zadsalamat's National Provider Identifier (NPI) is 1548588635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alireza Zadsalamat's specialty?
- Alireza Zadsalamat is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Alireza Zadsalamat located?
- Alireza Zadsalamat's practice location on file with NPPES is 20201 S. Crawford, Olympia Fields, IL 60461.
- What is Alireza Zadsalamat's phone number?
- The practice phone number listed in the NPPES registry for Alireza Zadsalamat is (708) 747-4000.
- Does Alireza Zadsalamat accept Medicare?
- Alireza Zadsalamat is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alireza Zadsalamat's NPI active?
- Yes — Alireza Zadsalamat's NPI (1548588635) is active in the NPPES registry as of the last update on 2017-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.