Quick answers
- Does Hollace D. Chastain Ii accept Medicare assignment?
- Yes. Medicare's clinician data says Hollace D. Chastain Ii 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 Hollace D. Chastain Ii see?
- In 2024, CMS data shows 1,198 Original Medicare patients and 1,826 services for Hollace D. Chastain Ii. This counts Original Medicare only and measures volume, not quality.
- What is Hollace D. Chastain Ii's NPI number?
- 1013919422. 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 Hollace D. Chastain Ii, 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 | 1,198 |
|---|---|
| Services billed to Medicare | 1,826 |
| Different services or procedures | 80 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)199 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)186 services
- Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring, transmission and review and report by health care professional (93272)182 services
- Electrocardiogram (ecg) 2-day continuous with review by health care professional (93227)128 services
- Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional (93228)118 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%
- Ischemic heart disease56%
- Arthritis53%
- Diabetes40%
- Chronic kidney disease36%
Hospitals where Hollace D. Chastain Ii works
Medicare's Facility Affiliation Data lists Hollace D. Chastain Ii 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.
- Cameron HealthAngola, IN · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 151315
- Parkview Huntington HospitalHuntington, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150091
- Parkview Noble HospitalKendallville, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150146
- Parkview Regional Medical CenterFort Wayne, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150021
- Parkview Whitley HospitalColumbia City, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150101
Practice locations
Addresses where Hollace D. Chastain Ii is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 13; the Medicare profile lists all.
- 10 John Kissinger DrWabash, IN 46992 (260) 569‑2221
- 11104 Parkview Plaza Dr, 410 Ppg Pulmonary and Critical CareFort Wayne, IN 46845 (260) 266‑7856
- 11108 Parkview Circle DrFort Wayne, IN 46845 (260) 266‑5700
- 11109 Parkview Plaza DrFort Wayne, IN 46845
- 11109 Parkview Plaza Dr, Suite 117Fort Wayne, IN 46845
Group practices
Medicare enrollment lists Hollace D. Chastain Ii as a member of this group (CMS data updated October 2, 2026).
- Parkview Health System Inc1,377 clinicians in the group
Specialties
- Interventional Cardiologyprimary
Other interventional cardiologists in Indiana
Clinicians with the same Medicare primary specialty in Indiana — not a recommendation.
Other clinicians in Parkview Health System Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013919422 |
| 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