David Limsui, M.D.
NPI 1568449650 · Gastroenterology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Limsui, M.D. is a Gastroenterology Physician provider in Stanford, CA (NPI 1568449650).
Provider details
- NPI number
- 1568449650
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A110121 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
282 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $155 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 52 | $259 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 35 | $147 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 34 | $163 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 21 | $283 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 59 | 58 |
| Omeprazole | 51 | 21 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 39 | 37 |
| Mesalamine | 27 | — |
| Ustekinumabbrand: Stelara | 26 | — |
| Pantoprazole Sodium | 21 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$153 across 3 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 (2)
- 430 Broadway St Fl C3Redwood City, CA 94063-3132Phone: (650) 724-7295Fax: (650) 724-0533
- 420 Broadway St Fl D2Redwood City, CA 94063-3132Phone: (650) 736-5555Fax: (650) 498-6323
Registry dates
- Enumerated
- 2005-12-29
- Last updated
- 2024-04-12
- Certified
- 2024-04-12
Frequently asked questions
- What is David Limsui's NPI number?
- David Limsui's National Provider Identifier (NPI) is 1568449650, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Limsui's specialty?
- David Limsui is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Limsui located?
- David Limsui's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is David Limsui's phone number?
- The practice phone number listed in the NPPES registry for David Limsui is (650) 723-4000.
- Does David Limsui accept Medicare?
- David Limsui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Limsui's NPI active?
- Yes — David Limsui's NPI (1568449650) is active in the NPPES registry as of the last update on 2024-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.