Doctor profile · Federal record

Dr. Walter Brzezinski, MD

Internal Medicine Physician (CMS: Internal Medicine) · Charleston, SC

  • NPI 1215045166
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294250001
(843) 792-1414
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 8, 2020
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
South Carolina #13571
Medicaid
SC #135712

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215045166. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
619
Distinct HCPCS
5
Medicare allowed
$57,171
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 440 271 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 80 71 $62
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 65 24 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $165
99238 Hospital discharge day management, 30 minutes or less 16 16 $76

In context: peer comparison

Among 74 peers in Charleston Internal Medicine Physician, average services per provider: 177. This provider delivers 3.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,240
Patients
376
Total drug cost
$21,319
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 159 57 $3,476
Losartan Potassium Generic 154 43 $2,962
Simvastatin Generic 124 32 $1,828
Hydrochlorothiazide Generic 97 26 $595
Metformin Hcl Generic 95 25 $1,667
Amlodipine Besylate Generic 85 30 $606
Omeprazole Generic 84 33 $1,390
Gabapentin Generic 70 28 $2,142
Tamsulosin Hcl Generic 69 19 $1,625
Metoprolol Succinate Generic 60 19 $1,234

Frequently asked questions

Auto-generated from federal data
What is Dr. Walter Brzezinski's medical specialty?
Dr. Walter Brzezinski practices Internal Medicine Physician in Charleston, SC.
Where does Dr. Walter Brzezinski practice?
Dr. Walter Brzezinski practices at 171 Ashley Ave, Charleston, SC 294250001. Office phone: 8437921414.
What is Dr. Walter Brzezinski's NPI?
Dr. Walter Brzezinski's National Provider Identifier (NPI) is 1215045166, issued by NPPES.
Does Dr. Walter Brzezinski accept Medicare assignment?
Yes. Dr. Walter Brzezinski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Brzezinski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.