Doctor profile · Federal record

Dr. Robert Zielinski, MD

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

  • NPI 1821617762
  • MIPS 73.9 / 100 · 2023
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2401 W Belvedere Ave
Baltimore, MD 212155216
(410) 601-0594
Additional location
1215 Lee St, Mail Stop '800744'
Charlottesville, VA 229080816
(434) 924-1931
fax (434) 243-5770
Mailing address
1215 Lee St, Mail Stop '800744'
Charlottesville, VA 229080816

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
June 2, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Maryland #D96758

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821617762. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
414
Distinct HCPCS
4
Medicare allowed
$35,425
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 309 94 $82
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 43 11 $52
99239 Hospital discharge day management, more than 30 minutes 42 41 $120
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $136

In context: peer comparison

Among 363 peers in Baltimore Internal Medicine Physician, average services per provider: 105. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$509
Transactions
22
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 5 $115.39
Janssen Pharmaceuticals, INC 4 $83.74
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $68.04
Aimmune Therapeutics, INC. 2 $65.07
Merck Sharp & Dohme LLC 2 $47.33
Novartis Pharmaceuticals Corporation 2 $43.01
Mallinckrodt Hospital Products INC. 1 $30.45
Novo Nordisk INC 1 $22.09
Recordati_Rare_Diseases_INC. 1 $18.62
Evoke Pharma, INC. 1 $15.03

By nature of payment

Food and Beverage
$509

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
35
Patients
0
Total drug cost
$1,239
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 12 0 $336
Ventolin Hfa (Albuterol Sulfate) Brand 12 0 $648
Metformin Hcl ER (Metformin Hcl) Brand 11 0 $255

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Zielinski's medical specialty?
Dr. Robert Zielinski practices Internal Medicine Physician in Baltimore, MD.
Where does Dr. Robert Zielinski practice?
Dr. Robert Zielinski practices at 2401 W Belvedere Ave, Baltimore, MD 212155216. Office phone: 4106010594.
What is Dr. Robert Zielinski's NPI?
Dr. Robert Zielinski's National Provider Identifier (NPI) is 1821617762, issued by NPPES.
Does Dr. Robert Zielinski accept Medicare assignment?
Dr. Robert Zielinski does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Robert Zielinski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.