Doctor profile · Federal record
Dr. Mark Sulkowski, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Infectious Disease Physician · Baltimore, MD
- NPI 1790715423
- MIPS 74.4 / 100 · 2023
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-1725 - Mailing address
-
6201 Greenleigh Ave
Baltimore, MD 212202004
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- January 15, 2026
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maryland #D0050380
- Medicaid
- MD #660800100
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790715423. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
20
Distinct HCPCS
1
Medicare allowed
$2,669
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 15 | $133 |
In context: peer comparison
Among 363 peers in Baltimore Internal Medicine Physician, average services per provider: 105. This provider delivers 0.2× the peer median.Open Payments
Industry payments received
All-time total
$20,494
Transactions
23
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 8 | $9,220.89 | |
| Abbvie INC. | 11 | $6,535.94 | |
| Gilead Sciences, INC. | 2 | $2,000.00 | |
| Pfizer INC. | 1 | $1,500.00 | |
| Abbott Laboratories | 1 | $1,237.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
0
Total drug cost
$141,870
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 24 | 0 | $95,000 |
| Descovy (Emtricitabine/Tenofov Alafenam) | Brand | 20 | 0 | $46,870 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Sulkowski's medical specialty?
Dr. Mark Sulkowski practices Internal Medicine Physician in Baltimore, MD.
Where does Dr. Mark Sulkowski practice?
Dr. Mark Sulkowski practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109551725.
What is Dr. Mark Sulkowski's NPI?
Dr. Mark Sulkowski's National Provider Identifier (NPI) is 1790715423, issued by NPPES.
Does Dr. Mark Sulkowski accept Medicare assignment?
Dr. Mark Sulkowski does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Sulkowski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.