Quick answers
- Does Douglas B. Tzanetos accept Medicare assignment?
- Yes. Medicare's clinician data says Douglas B. Tzanetos accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Douglas B. Tzanetos see?
- In 2024, CMS data shows 418 Original Medicare patients and 16,970 services for Douglas B. Tzanetos. This counts Original Medicare only and measures volume, not quality.
- What is Douglas B. Tzanetos's NPI number?
- 1730274929. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Douglas B. Tzanetos, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 418 |
|---|---|
| Services billed to Medicare | 16,970 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Professional service for preparation and provision of 1 or more antigens (95165)3,860 services
- Test for allergy using allergenic extract (95004)3,109 services
- Professional service for multiple injections of allergen (95117)2,991 services
- Test for allergy using allergenic extract injected into skin (95024)1,130 services
- Professional service for single injection of allergen (95115)452 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure73%
- Arthritis51%
- Asthma32%
- Diabetes30%
- Anxiety27%
Hospitals where Douglas B. Tzanetos works
Medicare's Facility Affiliation Data lists Douglas B. Tzanetos at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Baptist Health HardinElizabethtown, KY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 180012
- Baptist Health LouisvilleLouisville, KY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 180130
- Norton Hospitals, IncLouisville, KY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 180088
- UOFL HEALTH - JEWISH HOSPITAL and Mary & Elizabeth HospitalLouisville, KY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 180040
Practice locations
Addresses where Douglas B. Tzanetos is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 17; the Medicare profile lists all.
- 1000 E John Rowan Blvd, Suite 104Bardstown, KY 40004 (502) 337‑7418
- 111 Wildflower Lane, Suite ACampbellsville, KY 42718 (270) 469‑3408
- 1208 Market StLagrange, KY 40031 (502) 222‑2203
- 1261 Goss AveLouisville, KY 40217 (800) 999‑1249
- 1401 Veterans Pkwy, Suite 500Clarksville, IN 47129 (800) 999‑1249
Group practices
Medicare enrollment lists Douglas B. Tzanetos as a member of this group (CMS data updated October 2, 2026).
- PSF PLLC98 clinicians in the group
Specialties
- Allergy/Immunologyprimary
- Internal Medicinealso
- Pediatric Medicinealso
Other allergist and immunologists in Bardstown
Clinicians with the same Medicare primary specialty in Bardstown, KY — not a recommendation.
Other clinicians in PSF PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Kentucky University Medical Department |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1730274929 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians