Doctor profile · Federal record

Dr. Jennifer Frankel, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Corte Madera, CA

  • NPI 1194941799
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Tamal Plz Ste 200
Corte Madera, CA 949251196
(415) 925-6900
fax (415) 925-6919

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 13, 2023
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Illinois #036118071 · Illinois #036.118071

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194941799. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
515
Distinct HCPCS
10
Medicare allowed
$80,492
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 84 84 $184
45380 Biopsy of large bowel using a flexible endoscope 77 76 $121
99214 Established patient office or other outpatient visit, 30-39 minutes 62 59 $141
99215 Established patient office or other outpatient visit, 40-54 minutes 57 53 $199
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 53 53 $99
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 46 45 $267
99213 Established patient office or other outpatient visit, 20-29 minutes 27 27 $101
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $239
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $183
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 18 15 $84

In context: peer comparison

Among 1 peers in Corte Madera Gastroenterology Physician, average services per provider: 36. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$178
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 3 $76.81
Abbvie INC. 2 $53.52
Qol Medical, LLC 1 $24.20
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $23.61

By nature of payment

Food and Beverage
$178

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
437
Patients
234
Total drug cost
$240,667
Drug Type Claims Patients Total cost
Omeprazole Generic 140 64 $2,250
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 63 61 $4,888
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 58 55 $1,284
Mesalamine Generic 40 0 $15,361
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 36 36 $639
Pantoprazole Sodium Generic 29 18 $450
Linzess (Linaclotide) Brand 19 0 $10,992
Humira(Cf) Pen (Adalimumab) Brand 17 0 $203,567
Famotidine Generic 12 0 $132
Ondansetron Hcl Generic 12 0 $165

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Frankel's medical specialty?
Dr. Jennifer Frankel practices Gastroenterology Physician in Corte Madera, CA.
Where does Dr. Jennifer Frankel practice?
Dr. Jennifer Frankel practices at 200 Tamal Plz Ste 200, Corte Madera, CA 949251196. Office phone: 4159256900.
What is Dr. Jennifer Frankel's NPI?
Dr. Jennifer Frankel's National Provider Identifier (NPI) is 1194941799, issued by NPPES.
Does Dr. Jennifer Frankel accept Medicare assignment?
Dr. Jennifer Frankel does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jennifer Frankel commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.