David Guo, MD
NPI 1598054991 · Urology Physician · Santa Clara, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Guo, MD is a Urology Physician provider in Santa Clara, CA (NPI 1598054991).
Provider details
- NPI number
- 1598054991
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 55 | 40 |
| Finasteride | 46 | 33 |
| Ciprofloxacin Hcl | 42 | 37 |
| Cephalexin | 18 | 18 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 17 | 15 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 16 | — |
| Mirabegronbrand: Myrbetriq | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrC/O Department of General Surgery/UrologyPalo Alto, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2011-04-06
- Last updated
- 2021-12-17
Frequently asked questions
- What is David Guo's NPI number?
- David Guo's National Provider Identifier (NPI) is 1598054991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Guo's specialty?
- David Guo is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is David Guo located?
- David Guo's practice location on file with NPPES is 710 Lawrence Expy Dept 448, Santa Clara, CA 95051-5173.
- What is David Guo's phone number?
- The practice phone number listed in the NPPES registry for David Guo is (408) 851-4515.
- Does David Guo accept Medicare?
- David Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Guo's NPI active?
- Yes — David Guo's NPI (1598054991) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.