Doctor profile · Federal record
Dr. William Karkowsky, M.D.
Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Pulmonary Disease Physician · Baltimore, MD
- NPI 1053675074
- Accepts Medicare
- 14 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
6503 Sanzo RD Apt F
Baltimore, MD 212092412
(301) 787-9327
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- January 24, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State license (1)
- Maryland #D0084609
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053675074. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
773
Distinct HCPCS
10
Medicare allowed
$92,127
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 114 | 81 | $82 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 112 | 84 | $131 | |
99291 |
Critical care, first 30-74 minutes | 105 | 80 | $222 | |
94729 |
Test to examine how well the lungs exchange gases | 69 | 69 | $59 | |
94727 |
Test to determine lung volumes using gas dilution or washout | 64 | 64 | $45 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 55 | 55 | $41 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 53 | 51 | $136 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 44 | 33 | $124 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 43 | 37 | $183 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 33 | 33 | $176 |
In context: peer comparison
Among 36 peers in this city , average services per provider: 65. This provider delivers 12× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
803
Patients
175
Total drug cost
$311,334
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 221 | 42 | $178,327 |
| Montelukast Sodium | Generic | 86 | 24 | $938 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 80 | 25 | $2,355 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 71 | 12 | $37,119 |
| Incruse Ellipta (Umeclidinium Bromide) | Brand | 53 | 0 | $22,182 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 47 | 0 | $23,953 |
| Prednisone | Generic | 47 | 25 | $521 |
| Fluticasone Propionate | Generic | 41 | 12 | $412 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 36 | 11 | $3,245 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 27 | 12 | $12,102 |
Hospital affiliations
Frequently asked questions
What is Dr. William Karkowsky's medical specialty?
Dr. William Karkowsky practices Critical Care Medicine (Internal Medicine) Physician in Baltimore, MD.
Where does Dr. William Karkowsky practice?
Dr. William Karkowsky practices at 6503 Sanzo RD Apt F, Baltimore, MD 212092412. Office phone: 3017879327.
What is Dr. William Karkowsky's NPI?
Dr. William Karkowsky's National Provider Identifier (NPI) is 1053675074, issued by NPPES.
Does Dr. William Karkowsky accept Medicare assignment?
Yes. Dr. William Karkowsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Karkowsky commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.