Doctor profile · Federal record

Dr. Jason Olszewski

Physician Assistant · Baltimore, MD

  • NPI 1548458128
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5100 Eastern Ave
Baltimore, MD 212242772
(410) 814-4500
Mailing address
5000 Cox RD
Glen Allen, VA 230609263

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
March 7, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Maryland #C0003608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548458128. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,938
Distinct HCPCS
10
Medicare allowed
$93,816
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 287 274 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 229 214 $115
36415 Insertion of needle into vein for collection of blood sample 181 169 $8
80047 Blood test, basic group of blood chemicals (calcium, ionized) 154 149 $13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 152 147 $8
71046 X-ray of chest, 2 views 108 105 $9
99203 New patient office or other outpatient visit, 30-44 minutes 108 108 $102
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 105 104 $53
81000 Manual urinalysis test with examination using microscope, non-automated 97 91 $4
99204 New patient office or other outpatient visit, 45-59 minutes 84 84 $149

In context: peer comparison

Among 215 peers in this city , average services per provider: 82. This provider delivers 24× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
228
Patients
193
Total drug cost
$9,511
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 31 31 $469
Methylprednisolone Generic 25 25 $222
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 22 22 $226
Azithromycin Generic 17 17 $154
Naproxen Generic 17 17 $53
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $276
Polymyxin B Sul-Trimethoprim (Polymyxin B Sulf/Trimethoprim) Brand 15 15 $163
Prednisone Generic 15 15 $67
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 12 0 $6,850
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $481

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Olszewski's medical specialty?
Dr. Jason Olszewski practices Physician Assistant in Baltimore, MD.
Where does Dr. Jason Olszewski practice?
Dr. Jason Olszewski practices at 5100 Eastern Ave, Baltimore, MD 212242772. Office phone: 4108144500.
What is Dr. Jason Olszewski's NPI?
Dr. Jason Olszewski's National Provider Identifier (NPI) is 1548458128, issued by NPPES.
Does Dr. Jason Olszewski accept Medicare assignment?
Yes. Dr. Jason Olszewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Olszewski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.