Louis Hamer, MD
NPI 1326083288 · Pulmonary Disease Physician · Pasadena, TX
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Hamer, MD is a Pulmonary Disease Physician provider in Pasadena, TX (NPI 1326083288).
Provider details
- NPI number
- 1326083288
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- J3113 (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 tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
929 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 508 | $119 |
| Critical Care, First 30-74 Minutes99291 | 104 | $214 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 102 | $128 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 | $173 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $79 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
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 |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 292 | 135 |
| Prednisone | 147 | 85 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 127 | 52 |
| Cefdinir | 114 | 67 |
| Fluticasone Propionate | 85 | 41 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 65 | 20 |
| Azithromycin | 48 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-17
- Last updated
- 2022-02-21
- Certified
- 2022-02-21
Frequently asked questions
- What is Louis Hamer's NPI number?
- Louis Hamer's National Provider Identifier (NPI) is 1326083288, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Hamer's specialty?
- Louis Hamer is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Hamer located?
- Louis Hamer's practice location on file with NPPES is 5010 Crenshaw, Pasadena, TX 77505.
- What is Louis Hamer's phone number?
- The practice phone number listed in the NPPES registry for Louis Hamer is (832) 399-0399.
- Does Louis Hamer accept Medicare?
- Louis Hamer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Hamer's NPI active?
- Yes — Louis Hamer's NPI (1326083288) is active in the NPPES registry as of the last update on 2022-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.