Joseph Knapper, M.D.
NPI 1174889661 · Interventional Cardiology Physician · Edina, MN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Knapper, M.D. is a Interventional Cardiology Physician provider in Edina, MN (NPI 1174889661).
Provider details
- NPI number
- 1174889661
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.140946 (IL)
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
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,112 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 Report Only93010 | 215 | $8 |
| 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'SG2211 | 127 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 102 | $122 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 78 | $11 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 54 | $175 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 187 | 73 |
| Metoprolol Succinate | 181 | 73 |
| Rosuvastatin Calcium | 143 | 61 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 124 | 45 |
| Carvedilol | 118 | 38 |
| Apixabanbrand: Eliquis | 117 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$451 across 27 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 (4)
- 251 E Huron StChicago, IL 60611-3055Phone: (312) 926-2000
- 1000 N Westmoreland RdLake Forest, IL 60045-1658Phone: (847) 234-5600
- 201 E Nicollet BlvdBurnsville, MN 55337-5714Phone: (952) 892-2000
- 2450 Riverside AveMinneapolis, MN 55454-1450Phone: (612) 672-6000
Registry dates
- Enumerated
- 2012-04-09
- Last updated
- 2020-08-05
- Certified
- 2020-08-05
Frequently asked questions
- What is Joseph Knapper's NPI number?
- Joseph Knapper's National Provider Identifier (NPI) is 1174889661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Knapper's specialty?
- Joseph Knapper is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Knapper located?
- Joseph Knapper's practice location on file with NPPES is 6401 France Ave S, Edina, MN 55435-2104.
- What is Joseph Knapper's phone number?
- The practice phone number listed in the NPPES registry for Joseph Knapper is (952) 924-5000.
- Does Joseph Knapper accept Medicare?
- Joseph Knapper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Knapper's NPI active?
- Yes — Joseph Knapper's NPI (1174889661) is active in the NPPES registry as of the last update on 2020-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.