William Ritter, M.D.
NPI 1104825462 · Cardiovascular Disease Physician · Shawnee Mission, KS
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ritter, M.D. is a Cardiovascular Disease Physician provider in Shawnee Mission, KS (NPI 1104825462).
Provider details
- NPI number
- 1104825462
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 04-20789 (KS)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
409 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 157 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 52 | $122 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 39 | $159 |
| Heart Rhythm Review and Interpretation of Continous External Ekg Over 8-15 Days93248 | 12 | $24 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 173 | 62 |
| Amlodipine Besylate | 122 | 52 |
| Metoprolol Succinate | 121 | 45 |
| Atorvastatin Calcium | 113 | 47 |
| Apixabanbrand: Eliquis | 95 | 28 |
| Spironolactone | 75 | 24 |
| Carvedilol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$209 across 10 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
Additional practice locations (2)
- 7840 W 165th St Ste 260Overland Park, KS 66223-3020Phone: (913) 632-9400Fax: (913) 632-9444
- 7025 College Blvd Ste 300Overland Park, KS 66211-1523Phone: (913) 632-9400Fax: (913) 632-9444
Registry dates
- Enumerated
- 2005-07-19
- Last updated
- 2025-03-19
- Certified
- 2025-03-19
Frequently asked questions
- What is William Ritter's NPI number?
- William Ritter's National Provider Identifier (NPI) is 1104825462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ritter's specialty?
- William Ritter is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Ritter located?
- William Ritter's practice location on file with NPPES is 9119 W 74th St, Shawnee Mission, KS 66204-2215.
- What is William Ritter's phone number?
- The practice phone number listed in the NPPES registry for William Ritter is (913) 789-3290.
- Does William Ritter accept Medicare?
- William Ritter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ritter's NPI active?
- Yes — William Ritter's NPI (1104825462) is active in the NPPES registry as of the last update on 2025-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.