Quick answers
- Does Emil L. Tigas accept Medicare assignment?
- Yes. Medicare's clinician data says Emil L. Tigas 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 Emil L. Tigas see?
- In 2024, CMS data shows 476 Original Medicare patients and 1,125 services for Emil L. Tigas. This counts Original Medicare only and measures volume, not quality.
- What is Emil L. Tigas's NPI number?
- 1588646467. 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 Emil L. Tigas, 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 | 476 |
|---|---|
| Services billed to Medicare | 1,125 |
| Different services or procedures | 40 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)185 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)159 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)157 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)105 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)73 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 blood pressure75%
- High cholesterol75%
- COPD56%
- Arthritis48%
- Ischemic heart disease46%
- Anxiety43%
Hospitals where Emil L. Tigas works
Medicare's Facility Affiliation Data lists Emil L. Tigas 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.
- UMass Memorial Health - Harrington HospitalSouthbridge, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220019
- UMass Memorial Healthalliance HospitalsLeominster, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220001
- UMass Memorial Medical Center/University CampusWorcester, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220163
Practice locations
Addresses where Emil L. Tigas is enrolled with Medicare (CMS data updated October 2, 2026).
- 55 Lake Ave NWorcester, MA 01655 (508) 334‑1000
Group practices
Medicare enrollment lists Emil L. Tigas as a member of this group (CMS data updated October 2, 2026).
- UMass Memorial Medical Group Inc2,516 clinicians in the group
Specialties
Other pulmonologists in Worcester
Clinicians with the same Medicare primary specialty in Worcester, MA — not a recommendation.
Other clinicians in UMass Memorial Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1588646467 |
| 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