Douglas Lotz, M.D
NPI 1326256827 · Allergy & Immunology Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Lotz, M.D is a Allergy & Immunology Physician provider in Louisville, KY (NPI 1326256827).
Provider details
- NPI number
- 1326256827
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 01067849A (IN)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
7,837 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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 2,610 | $13 |
| Professional Service for Multiple Injections of Allergen95117 | 2,033 | $11 |
| Test for Allergy Using Allergenic Extract95004 | 1,925 | $3 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 779 | $7 |
| Professional Service for Single Injection of Allergen95115 | 261 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 74 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 143 | 68 |
| Montelukast Sodium | 138 | 44 |
| Fluticasone Propionate | 125 | 42 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 45 | 11 |
| Omeprazole | 44 | 11 |
| Epinephrine | 33 | 31 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 31 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$33,104 across 67 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
Registry dates
- Enumerated
- 2007-05-18
- Last updated
- 2021-03-16
- Certified
- 2021-03-16
Frequently asked questions
- What is Douglas Lotz's NPI number?
- Douglas Lotz's National Provider Identifier (NPI) is 1326256827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Lotz's specialty?
- Douglas Lotz is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Lotz located?
- Douglas Lotz's practice location on file with NPPES is 9800 Shelbyville Rd, Louisville, KY 40223-2992.
- What is Douglas Lotz's phone number?
- The practice phone number listed in the NPPES registry for Douglas Lotz is (502) 429-8585.
- Does Douglas Lotz accept Medicare?
- Douglas Lotz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Lotz's NPI active?
- Yes — Douglas Lotz's NPI (1326256827) is active in the NPPES registry as of the last update on 2021-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.