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- 26691 Plaza Ste 170, Mission Viejo, CA 92691
About Dr. Basen
Based in Mission Viejo, CA, Tyler Basen, M.D. is listed in the NPI registry under allergy/immunology. Tyler graduated from Drexel University College of Medicine in 2013. Tyler is also listed as specializing in internal medicine. According to Medicare claims data, Tyler cared for 928 Medicare patients across 13,166 services. The services billed most often include test for allergy using allergenic extract, test for allergy using skin patch, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1184069692 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (949) 755-6414
- Email not available
Practice Locations
26691 PLAZA STE 170
Mission Viejo, CA 92691
Conditions Commonly Evaluated or Treated
Within Allergy and Immunology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Asthma
- Eczema
- Food allergies
- Hives
- Seasonal allergies
Allergies
- Angioedema
- Cockroach Allergy
- Histamine Intolerance
- Oral Allergy Syndrome
- Red Meat Allergy
Digestive
Drug allergies
- Sulfa Drug Allergy
Drug allergy
- Aspirin Allergy
- Drug Allergies
- Penicillin Allergy
- Vaccine Allergy
Emergency
Environmental
- Dust Mite Allergy
- Insect Sting Allergy
- Latex Allergy
- Mold Allergy
- Pet Allergies
Eye
Food allergies
- Egg Allergy
- Milk Allergy
- Peanut Allergy
- Shellfish Allergy
- Soy Allergy
- Tree Nut Allergy
- Wheat Allergy
Immune conditions
Immunology
- Common Variable Immunodeficiency
- Frequent Infections
- Hereditary Angioedema
- Mast Cell Activation Syndrome
- Weak Immune System
Lung conditions
- Allergic Asthma
- Wheezing
Respiratory
Sinus
- Chronic sinusitis
- Loss or reduction of smell
- Nasal polyps
- Nonallergic rhinitis
- Post-Nasal Drip
Sinus conditions
- Sinus Headaches
Skin
- Cold Allergy
- Contact dermatitis
- Nickel Allergy
- Sun Allergy
Skin conditions
- Chronic itching
- Poison Ivy Rash
- Skin Writing Rash
Procedures & services
Most searched procedures
- Allergy testing
- Immunotherapy
- Patch testing
Allergy treatments
- Allergy Drops
- Asthma Biologics
- Food Desensitization
- Peanut Allergy Pill Treatment
- Sublingual Dust Mite Treatment
- Under-The-Tongue Allergy Tablets
Diagnostic
- Asthma challenge test
- Drug Challenge Test
- Exercise Challenge Breathing Test
- Exhaled nitric oxide test
- Ice Cube Test for Cold Allergy
- Immune System Blood Test
- Nasal endoscopy
- Oral Food Challenge
- Peak Flow Test
- Penicillin Allergy Testing
- Spirometry
- Tryptase Blood Test
- Vaccine Challenge Test
- Vaccine Response Antibody Test
Infusion
- C1 Esterase Inhibitor Infusion
- IVIG Infusion
- Subcutaneous Immunoglobulin Infusion
Medication therapy
- Fasenra Injections
- Nucala Injections
- Tezspire Injections
Medications
- Dupixent Injections
- Targeted therapy
- Xolair Injections
Preventive
- Anaphylaxis Emergency Action Plan
- Epinephrine Autoinjector Training
Respiratory
- Inhaler technique instruction
- Nebulizer Breathing Treatment
Tests
- Allergy Blood Testing
- Allergy Skin Prick Test
- Blood Component Allergy Test
- Complement Blood Test
- Eosinophil Blood Count
- Intradermal Allergy Test
- Pulmonary function test
- Skin Test For Metal Allergy
- Total IgE Blood Test
Treatment
- Aspirin Desensitization
- Dietary Allergen Elimination Plan
- Drug Desensitization Protocol
- Sinus Rinse Training
Procedures Most Often Billed to Medicare
13,166 services · 928 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
9,760 | More than most peers in Allergy/Immunology |
| Test for allergy using skin patch | Treatment | 95044 |
1,280 | Too few peers to compare |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
464 | As often as other peers in Allergy/Immunology |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
433 | More than most peers in Allergy/Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
148 | More often than most peers in Allergy/Immunology |
| Evaluation of use of breathing device | Treatment | 94664 |
129 | More than most peers in Allergy/Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
123 | More often than most peers in Allergy/Immunology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
58 | As often as other peers in Allergy/Immunology |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
47 | As often as other peers in Allergy/Immunology |
| Test to measure rate of airflow | Treatment | 94375 |
18 | Less often than most peers in Allergy/Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other allergy/immunology specialists in Mission Viejo 5
Same specialty, same city.
Trained at Drexel University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2013 at Drexel University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Test for allergy using allergenic extract 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Tyler Basen specialize in?
Tyler Basen is an allergy/immunology in Mission Viejo, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Tyler Basen located?
Tyler Basen is listed at 26691 Plaza Ste 170, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Tyler Basen's phone number?
The number on file is (949) 755-6414. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Tyler Basen's NPI number?
Tyler Basen's National Provider Identifier is 1184069692. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Tyler Basen train?
Tyler Basen attended Drexel University College of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Tyler Basen been practicing?
Tyler Basen has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Tyler Basen do most often?
According to Medicare billing data, Tyler Basen provides treatments such as test for allergy using allergenic extract and test for allergy using skin patch, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Tyler Basen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Tyler Basen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.