Tyler Basen, M.D.
NPI 1184069692 · Allergy & Immunology (Internal Medicine) Physician · Mission Viejo, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tyler Basen, M.D. is a Allergy & Immunology (Internal Medicine) Physician provider in Mission Viejo, CA (NPI 1184069692).
Provider details
- NPI number
- 1184069692
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A141359 (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
13 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
13,166 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 9,760 | $4 |
| Test for Allergy Using Skin Patch95044 | 1,280 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 470 | $138 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 464 | $9 |
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 433 | $4 |
| Test to Measure Expiratory Airflow and Volume94010 | 148 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 98 | 34 |
| Ipratropium Bromide | 87 | 35 |
| Azelastine Hcl | 73 | 31 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 65 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 59 | 32 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 58 | 20 |
| Omalizumabbrand: Xolair |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$37,360 across 105 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
- 2013-05-10
- Last updated
- 2020-10-29
- Certified
- 2020-10-29
Frequently asked questions
- What is Tyler Basen's NPI number?
- Tyler Basen's National Provider Identifier (NPI) is 1184069692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tyler Basen's specialty?
- Tyler Basen is listed in the NPPES registry with a primary specialty of Allergy & Immunology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Tyler Basen located?
- Tyler Basen's practice location on file with NPPES is 26691 Plaza Ste 170, Mission Viejo, CA 92691-6396.
- What is Tyler Basen's phone number?
- The practice phone number listed in the NPPES registry for Tyler Basen is (949) 755-6414.
- Does Tyler Basen accept Medicare?
- Tyler Basen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tyler Basen's NPI active?
- Yes — Tyler Basen's NPI (1184069692) is active in the NPPES registry as of the last update on 2020-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.