Matthew Janiga, M.D.
NPI 1891912259 · Urology Physician · Auburn, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Janiga, M.D. is a Urology Physician provider in Auburn, CA (NPI 1891912259).
Provider details
- NPI number
- 1891912259
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MT182113 (PA)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,832 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 | 1,514 | $135 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 696 | $13 |
| Automated Urinalysis Test81003 | 692 | $2 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 347 | $175 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 270 | $262 |
| Instillation of Anti-Cancer Drug Into Bladder51720 | 238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 885 | 340 |
| Finasteride | 367 | 140 |
| Cephalexin | 96 | 57 |
| Abiraterone Acetate | 79 | 14 |
| Ciprofloxacin Hcl | 73 | 59 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 70 | 64 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$114 across 5 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
- 2007-04-19
- Last updated
- 2015-07-29
Frequently asked questions
- What is Matthew Janiga's NPI number?
- Matthew Janiga's National Provider Identifier (NPI) is 1891912259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Janiga's specialty?
- Matthew Janiga is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Janiga located?
- Matthew Janiga's practice location on file with NPPES is 3123 Professional Dr, Auburn, CA 95603-2462.
- What is Matthew Janiga's phone number?
- The practice phone number listed in the NPPES registry for Matthew Janiga is (530) 745-0500.
- Does Matthew Janiga accept Medicare?
- Matthew Janiga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Janiga's NPI active?
- Yes — Matthew Janiga's NPI (1891912259) is active in the NPPES registry as of the last update on 2015-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.