Doctor profile · Federal record

Dr. Zachary Hagen, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Baltimore, MD

  • NPI 1598392284
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
110 S. Paca Street, 6Th Flr., Suite 200
Baltimore, MD 21201
(804) 832-8807
Mailing address
110 S Paca St Fl 6, Suite 200
Baltimore, MD 212011645

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
June 7, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Maryland #D97378

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598392284. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
463
Distinct HCPCS
4
Medicare allowed
$80,282
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 268 263 $180
99284 Emergency department visit with moderate level of medical decision making 94 94 $124
99291 Critical care, first 30-74 minutes 87 87 $221
99283 Emergency department visit with low level of medical decision making 14 14 $75

In context: peer comparison

Among 176 peers in this city , average services per provider: 92. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
11
Total drug cost
$29
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 11 11 $29

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zachary Hagen's medical specialty?
Dr. Zachary Hagen practices Emergency Medicine Physician in Baltimore, MD.
Where does Dr. Zachary Hagen practice?
Dr. Zachary Hagen practices at 110 S. Paca Street, 6Th Flr., Suite 200, Baltimore, MD 21201. Office phone: 8048328807.
What is Dr. Zachary Hagen's NPI?
Dr. Zachary Hagen's National Provider Identifier (NPI) is 1598392284, issued by NPPES.
Does Dr. Zachary Hagen accept Medicare assignment?
Yes. Dr. Zachary Hagen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Hagen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.