Doctor profile · Federal record

Dr. Karl Quist-Therson, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Baltimore, MD

  • NPI 1194786608
  • Accepts Medicare
  • MIPS 71.5 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 Caton Ave
Baltimore, MD 21229
(410) 368-2783
fax (410) 368-3599
Mailing address
Po Box 21182
Baltimore, MD 21228

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 22, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Maryland #D0060105

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194786608. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
608
Distinct HCPCS
5
Medicare allowed
$65,816
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 260 157 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 175 117 $125
99239 Hospital discharge day management, more than 30 minutes 114 110 $119
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 32 30 $137
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 27 $177

In context: peer comparison

Among 51 peers in Baltimore Hospitalist Physician, average services per provider: 125. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
0
Total drug cost
$423
Drug Type Claims Patients Total cost
Carvedilol Generic 14 0 $109
Furosemide Generic 12 0 $82
Clopidogrel (Clopidogrel Bisulfate) Brand 11 0 $100
Hydralazine Hcl Generic 11 0 $132

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Quist-Therson's medical specialty?
Dr. Karl Quist-Therson practices Hospitalist Physician in Baltimore, MD.
Where does Dr. Karl Quist-Therson practice?
Dr. Karl Quist-Therson practices at 900 Caton Ave, Baltimore, MD 21229. Office phone: 4103682783.
What is Dr. Karl Quist-Therson's NPI?
Dr. Karl Quist-Therson's National Provider Identifier (NPI) is 1194786608, issued by NPPES.
Does Dr. Karl Quist-Therson accept Medicare assignment?
Yes. Dr. Karl Quist-Therson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Quist-Therson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.