Jennifer Frankel, M.D.
NPI 1194941799 · Gastroenterology Physician · Corte Madera, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Frankel, M.D. is a Gastroenterology Physician provider in Corte Madera, CA (NPI 1194941799).
Provider details
- NPI number
- 1194941799
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- C182694 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,017 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 177 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 141 | $145 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 119 | $95 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 118 | $266 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 110 | $188 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 189 | 68 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 89 | 83 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 68 | 67 |
| Pantoprazole Sodium | 46 | 17 |
| Linaclotidebrand: Linzess | 46 | 12 |
| Ondansetron Hcl | 30 | 24 |
| Cholestyramine (with Sugar) |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$178 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 7120 Redwood BlvdNovato, CA 94945-4114Phone: (415) 925-6900Fax: (415) 925-6919
Registry dates
- Enumerated
- 2007-04-18
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is Jennifer Frankel's NPI number?
- Jennifer Frankel's National Provider Identifier (NPI) is 1194941799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Frankel's specialty?
- Jennifer Frankel is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Frankel located?
- Jennifer Frankel's practice location on file with NPPES is 200 Tamal Plz Ste 200, Corte Madera, CA 94925-1196.
- What is Jennifer Frankel's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Frankel is (415) 925-6900.
- Does Jennifer Frankel accept Medicare?
- Jennifer Frankel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Frankel's NPI active?
- Yes — Jennifer Frankel's NPI (1194941799) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.