Doctor profile · Federal record

Dr. Susan Berendzen, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Chapel Hill, NC

  • NPI 1477601573
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1181 Weaver Dairy RD
Chapel Hill, NC 275141869
(984) 215-4340
Mailing address
2000 Perimeter Park Dr Ste 200
Morrisville, NC 275608442

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
May 6, 2021
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New Mexico #MD2006-0811

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477601573. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
516
Distinct HCPCS
8
Medicare allowed
$46,216
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 182 121 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 143 96 $121
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 76 76 $122
83036 Hemoglobin a1c level 32 21 $9
G0008 Administration of influenza virus vaccine 31 31 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 25 25 $76
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 15 15 $14
99497 Advance care planning, first 30 minutes 12 12 $73

In context: peer comparison

Among 39 peers in this city , average services per provider: 66. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,141
Patients
601
Total drug cost
$261,277
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 408 128 $5,949
Amlodipine Besylate Generic 230 63 $2,040
Losartan Potassium Generic 179 49 $2,695
Gabapentin Generic 161 41 $2,754
Omeprazole Generic 151 37 $2,466
Levothyroxine Sodium Generic 140 37 $1,916
Metformin Hcl Generic 114 36 $1,628
Trazodone Hcl Generic 109 36 $1,272
Hydrochlorothiazide Generic 108 36 $486
Jardiance (Empagliflozin) Brand 104 21 $131,553

Frequently asked questions

Auto-generated from federal data
What is Dr. Susan Berendzen's medical specialty?
Dr. Susan Berendzen practices Internal Medicine Physician in Chapel Hill, NC.
Where does Dr. Susan Berendzen practice?
Dr. Susan Berendzen practices at 1181 Weaver Dairy RD, Chapel Hill, NC 275141869. Office phone: 9842154340.
What is Dr. Susan Berendzen's NPI?
Dr. Susan Berendzen's National Provider Identifier (NPI) is 1477601573, issued by NPPES.
Does Dr. Susan Berendzen accept Medicare assignment?
Yes. Dr. Susan Berendzen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan Berendzen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.