Seth Hollander, M.D.
NPI 1255451886 · Allergy & Immunology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seth Hollander, M.D. is a Allergy & Immunology Physician provider in Austin, TX (NPI 1255451886).
Provider details
- NPI number
- 1255451886
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- N9069 (TX)
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
7 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,107 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 | 2,484 | $4 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 2,430 | $15 |
| Professional Service for Multiple Injections of Allergen95117 | 768 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $127 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 93 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 78 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 242 | 57 |
| Azelastine Hcl | 100 | 42 |
| Azelastine/Fluticasonebrand: Azelastine-Fluticasone | 76 | 21 |
| Fluticasone Propionate | 62 | 18 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 61 | 13 |
| Epinephrine | 50 | 50 |
| Ipratropium Bromide | 41 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,907 across 121 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 (6)
- 11762 Jollyville RdAustin, TX 78759-3937Phone: (512) 732-2774
- 6611 River Place Blvd Ste 100Austin, TX 78730-1163Phone: (512) 732-2774
- 3101 Highway 71 E Ste 210Bastrop, TX 78602-5157Phone: (512) 732-2774
- 12801 Shops Pkwy Ste 400Bee Caves, TX 78738-6446Phone: (512) 732-2774
- 303 E Main StRound Rock, TX 78664-5246Phone: (512) 732-2774Fax: (512) 899-8460
- 5656 Bee Caves Rd Ste G201West Lake Hills, TX 78746-5236Phone: (512) 732-2774
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2023-11-28
- Certified
- 2023-11-28
Frequently asked questions
- What is Seth Hollander's NPI number?
- Seth Hollander's National Provider Identifier (NPI) is 1255451886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seth Hollander's specialty?
- Seth Hollander is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Seth Hollander located?
- Seth Hollander's practice location on file with NPPES is 5625 Eiger Rd Ste 160, Austin, TX 78735-8980.
- What is Seth Hollander's phone number?
- The practice phone number listed in the NPPES registry for Seth Hollander is (512) 732-2774.
- Does Seth Hollander accept Medicare?
- Seth Hollander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seth Hollander's NPI active?
- Yes — Seth Hollander's NPI (1255451886) is active in the NPPES registry as of the last update on 2023-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.