Terrie Ahn, MD
NPI 1093166795 · Allergy & Immunology Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terrie Ahn, MD is a Allergy & Immunology Physician provider in Santa Monica, CA (NPI 1093166795).
Provider details
- NPI number
- 1093166795
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A162214 (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 tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,004 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 | 739 | $4 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 53 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $133 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 34 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 33 | $194 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 60 | 25 |
| Montelukast Sodium | 31 | — |
| Dupilumabbrand: Dupixent Pen | 27 | — |
| Ipratropium Bromide | 26 | 15 |
| Omalizumabbrand: Xolair | 26 | — |
| Epinephrine | 25 | 21 |
| Famotidine | 25 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$254 across 6 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
Additional practice locations (1)
- 10833 Le Conte Ave # 12-311Los Angeles, CA 90095-3075Phone: (310) 825-9111
Registry dates
- Enumerated
- 2016-06-24
- Last updated
- 2022-08-04
- Certified
- 2022-08-04
Frequently asked questions
- What is Terrie Ahn's NPI number?
- Terrie Ahn's National Provider Identifier (NPI) is 1093166795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terrie Ahn's specialty?
- Terrie Ahn is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Terrie Ahn located?
- Terrie Ahn's practice location on file with NPPES is 1245 16th St, Santa Monica, CA 90404-1235.
- What is Terrie Ahn's phone number?
- The practice phone number listed in the NPPES registry for Terrie Ahn is (310) 481-4646.
- Does Terrie Ahn accept Medicare?
- Terrie Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terrie Ahn's NPI active?
- Yes — Terrie Ahn's NPI (1093166795) is active in the NPPES registry as of the last update on 2022-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.