Douglas H. Sparks, MD

Medicare activity in 2024

Official CMS public-use data for Douglas H. Sparks, 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.

Most frequent services

1. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)62 services
2. Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery (45384)30 services
3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)25 services
4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)25 services
5. Colorectal cancer screening; colonoscopy on individual at high risk (G0105)14 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%
• Arthritis39%
• Diabetes29%
• Anxiety25%
• Ischemic heart disease22%

Hospitals where Douglas H. Sparks works

Medicare's Facility Affiliation Data lists Douglas H. Sparks 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.

• Parkview Wabash Hospital, IncWabash, IN · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 151310

Practice locations

Addresses where Douglas H. Sparks is enrolled with Medicare (CMS data updated October 2, 2026).

• 10 John Kissinger DrWabash, IN 46992 (260) 569‑2221
• 512 N Professional WayKendallville, IN 46755 (260) 347‑8556
• 8 John Kissinger DrWabash, IN 46992 (260) 266‑7856

Group practices

Medicare enrollment lists Douglas H. Sparks as a member of this group (CMS data updated October 2, 2026).

• Parkview Health System Inc1,377 clinicians in the group

Specialties

• General Surgeryprimary

Find other General Surgery doctors in Indiana →

Other general surgeons in Indiana

Clinicians with the same Medicare primary specialty in Indiana — not a recommendation.

• Viney K. Mathavan, MD
• Linda M. Schutzman, MD
• Scott G. Thomas, MD
• Nathaniel T. Dew, MD
• Jonathan A. Fridell, MD
• Jennifer L. Huber, DO
• Wendell L. Bailey, MD
• Alan P. Ladd, MD

All general surgeons in Indiana →

Other clinicians in Parkview Health System Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Abigail Buckland
• Rachel E. Proctor
• Stacy R. Butler, NP
• Courtney M. Jackson, MD
• Sailendra Shah
• Wendy S. Clark, NP

Clinician information

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

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians