Doctor profile · Federal record

Dr. Fredric Regenstein, MD

Hepatology Physician (CMS: Gastroenterology) · Transplant Hepatology Physician · Kansas City, MO

  • NPI 1609977768
  • Accepts Medicare
  • 48 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4320 Wornall RD, Suite 240
Kansas City, MO 641115941
(816) 932-7900
fax (816) 932-7920
Mailing address
1430 Tulane Ave, # 8535
New Orleans, LA 701122632

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
January 25, 2016
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RI0008X — NUCC code
State licenses (2)
Louisiana #07834R · Missouri #R9479
Medicaid (5)
AL #009942107 · AL #009913256 · MO #1609977768 · MS #05978098 · LA #1380890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609977768. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
187
Distinct HCPCS
5
Medicare allowed
$15,763
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 93 67 $97
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 29 11 $50
99215 Established patient office or other outpatient visit, 40-54 minutes 27 21 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 21 17 $66
91200 Measurement of liver stiffness 17 17 $10

In context: peer comparison

Among 1 peers in Kansas City Hepatology Physician, average services per provider: 37. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37,600
Transactions
54
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 39 $20,634.20
Madrigal Pharmaceuticals 7 $8,817.81
Mallinckrodt Hospital Products INC. 4 $8,072.67
Intercept Pharmaceuticals, INC. 3 $59.42
Ipsen Biopharmaceuticals, INC 1 $16.39

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$33,431
Travel and Lodging
$2,495
Food and Beverage
$1,675

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,050
Patients
148
Total drug cost
$382,687
Drug Type Claims Patients Total cost
Ursodiol Generic 187 32 $45,638
Carvedilol Generic 118 27 $1,006
Spironolactone Generic 113 28 $2,205
Tacrolimus Generic 93 12 $7,562
Furosemide Generic 76 22 $456
Xifaxan (Rifaximin) Brand 71 0 $236,084
Lactulose Generic 63 16 $4,946
Vemlidy (Tenofovir Alafenamide) Brand 50 0 $71,563
Prednisone Generic 49 11 $408
Mycophenolate Mofetil Generic 46 0 $4,265

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Fredric Regenstein's medical specialty?
Dr. Fredric Regenstein practices Hepatology Physician in Kansas City, MO.
Where does Dr. Fredric Regenstein practice?
Dr. Fredric Regenstein practices at 4320 Wornall RD, Kansas City, MO 641115941. Office phone: 8169327900.
What is Dr. Fredric Regenstein's NPI?
Dr. Fredric Regenstein's National Provider Identifier (NPI) is 1609977768, issued by NPPES.
Does Dr. Fredric Regenstein accept Medicare assignment?
Yes. Dr. Fredric Regenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fredric Regenstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.