Lyndall Harrison, MD
NPI 1083700363 · Allergy & Immunology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lyndall Harrison, MD is a Allergy & Immunology Physician provider in Houston, TX (NPI 1083700363).
Provider details
- NPI number
- 1083700363
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- H3572 (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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 77 | 31 |
| Azelastine Hcl | 74 | 39 |
| Montelukast Sodium | 66 | 13 |
| Ipratropium Bromide | 39 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 36 | 20 |
| Mometasone/Formoterolbrand: Dulera | 30 | — |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 23 |
Practice location
Mailing address
Additional practice locations (2)
- 15655 Cypress Wood Medical Dr Ste 100Houston, TX 77014-1487Phone: (713) 442-1700
- 25553 US Highway 59Porter, TX 77365-5500Phone: (713) 442-2100
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2021-06-08
- Certified
- 2021-06-08
Frequently asked questions
- What is Lyndall Harrison's NPI number?
- Lyndall Harrison's National Provider Identifier (NPI) is 1083700363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lyndall Harrison's specialty?
- Lyndall Harrison is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Lyndall Harrison located?
- Lyndall Harrison's practice location on file with NPPES is 2727 W Holcombe Blvd, Houston, TX 77025-1669.
- What is Lyndall Harrison's phone number?
- The practice phone number listed in the NPPES registry for Lyndall Harrison is (713) 442-0000.
- Does Lyndall Harrison accept Medicare?
- Lyndall Harrison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lyndall Harrison's NPI active?
- Yes — Lyndall Harrison's NPI (1083700363) is active in the NPPES registry as of the last update on 2021-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.