Karl Tanara, M.D.
NPI 1033236237 · Internal Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Tanara, M.D. is a Internal Medicine Physician provider in Riverside, CA (NPI 1033236237).
Provider details
- NPI number
- 1033236237
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A78249 (CA)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
598 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 246 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 141 | $132 |
| Urinalysis, Manual Test81002 | 99 | $3 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 29 | $16 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 19 | $6 |
| Inhalation Treatment for Airway Obstruction Or Sputum Production94640 | 19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 221 | 214 |
| Methylprednisolone | 125 | 121 |
| Prednisone | 109 | 108 |
| Cefuroxime Axetilbrand: Cefuroxime | 92 | 90 |
| Cephalexin | 84 | 82 |
| Azelastine Hcl | 80 | 79 |
| Fluticasone Propionate | 76 | 75 |
| Nabumetone | 73 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-23
- Last updated
- 2025-04-11
- Certified
- 2025-04-11
Frequently asked questions
- What is Karl Tanara's NPI number?
- Karl Tanara's National Provider Identifier (NPI) is 1033236237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Tanara's specialty?
- Karl Tanara is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Tanara located?
- Karl Tanara's practice location on file with NPPES is 7117 Brockton Ave, Riverside, CA 92506-2615.
- What is Karl Tanara's phone number?
- The practice phone number listed in the NPPES registry for Karl Tanara is (951) 782-3715.
- Does Karl Tanara accept Medicare?
- Karl Tanara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Tanara's NPI active?
- Yes — Karl Tanara's NPI (1033236237) is active in the NPPES registry as of the last update on 2025-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.