Doctor profile · Federal record

Dr. Natalie Frentz, MD

Family Medicine Physician (CMS: Family Practice) · South Bend, IN

  • NPI 1194941708
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6301 University Commons
South Bend, IN 466351571
(574) 234-4016
fax (574) 239-4607

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
June 4, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Indiana #01063651A
Medicaid
IN #200863040

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194941708. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
276
Distinct HCPCS
6
Medicare allowed
$18,739
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 87 67 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 73 60 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 55 37 $84
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $117
81003 Automated urinalysis test 14 11 $2
99212 Established patient office or other outpatient visit, 10-19 minutes 12 12 $53

In context: peer comparison

Among 41 peers in this city , average services per provider: 88. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$493
Transactions
28
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 7 $131.97
PFIZER INC. 7 $106.12
ABBVIE INC. 3 $60.72
Novo Nordisk Inc 4 $60.23
Daiichi Sankyo Inc. 2 $47.74
Bayer Healthcare Pharmaceuticals Inc. 2 $37.59
Merck Sharp & Dohme LLC 1 $17.51
Abbott Laboratories 1 $15.90
Lilly USA, LLC 1 $15.65

By nature of payment

Food and Beverage
$493

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,518
Patients
424
Total drug cost
$67,305
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 251 78 $2,278
Levothyroxine Sodium Generic 177 49 $2,862
Amlodipine Besylate Generic 142 40 $743
Losartan Potassium Generic 129 42 $1,601
Hydrochlorothiazide Generic 118 34 $450
Omeprazole Generic 104 26 $1,199
Pantoprazole Sodium Generic 95 25 $1,475
Rosuvastatin Calcium Generic 76 25 $852
Simvastatin Generic 75 25 $799
Alendronate Sodium Generic 71 19 $4,039

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalie Frentz's medical specialty?
Dr. Natalie Frentz practices Family Medicine Physician in South Bend, IN.
Where does Dr. Natalie Frentz practice?
Dr. Natalie Frentz practices at 6301 University Commons, South Bend, IN 466351571. Office phone: 5742344016.
What is Dr. Natalie Frentz's NPI?
Dr. Natalie Frentz's National Provider Identifier (NPI) is 1194941708, issued by NPPES.
Does Dr. Natalie Frentz accept Medicare assignment?
Yes. Dr. Natalie Frentz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalie Frentz commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.