Christopher Tsai, MD
NPI 1457344483 · Urology Physician · Upland, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Tsai, MD is a Urology Physician provider in Upland, CA (NPI 1457344483).
Provider details
- NPI number
- 1457344483
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A54843 (CA)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,735 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 | 1,352 | $131 |
| Urinalysis, Manual Test81002 | 849 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 121 | $93 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 93 | $171 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 77 | $252 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 653 | 209 |
| Finasteride | 168 | 55 |
| Vibegronbrand: Gemtesa | 116 | 34 |
| Methenamine Hippurate | 97 | 36 |
| Dutasteride | 94 | 27 |
| Mirabegronbrand: Myrbetriq | 86 | 17 |
| Silodosin | 53 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$891 across 41 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
Registry dates
- Enumerated
- 2005-08-24
- Last updated
- 2010-05-12
Frequently asked questions
- What is Christopher Tsai's NPI number?
- Christopher Tsai's National Provider Identifier (NPI) is 1457344483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Tsai's specialty?
- Christopher Tsai is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Tsai located?
- Christopher Tsai's practice location on file with NPPES is 1175 E Arrow Hwy, Upland, CA 91786-5525.
- What is Christopher Tsai's phone number?
- The practice phone number listed in the NPPES registry for Christopher Tsai is (909) 985-9737.
- Does Christopher Tsai accept Medicare?
- Christopher Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Tsai's NPI active?
- Yes — Christopher Tsai's NPI (1457344483) is active in the NPPES registry as of the last update on 2010-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.