John Schantzen, DO
NPI 1902219835 · Family Medicine Physician · Algona, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Schantzen, DO is a Family Medicine Physician provider in Algona, IA (NPI 1902219835).
Provider details
- NPI number
- 1902219835
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 94-08328 (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 tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
228 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 103 | $69 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 56 | $115 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 47 | $71 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 22 | $43 |
Typical Medicare-allowed amounts for these services range $43–$115 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 120 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 289 | 82 |
| Levothyroxine Sodium | 179 | 40 |
| Lisinopril | 172 | 41 |
| Omeprazole | 162 | 46 |
| Sertraline Hcl | 159 | 25 |
| Losartan Potassium | 153 | 40 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-09
- Last updated
- 2020-07-08
- Certified
- 2020-07-08
Frequently asked questions
- What is John Schantzen's NPI number?
- John Schantzen's National Provider Identifier (NPI) is 1902219835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Schantzen's specialty?
- John Schantzen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Schantzen located?
- John Schantzen's practice location on file with NPPES is 1519 S Phillips St, Algona, IA 50511-3649.
- What is John Schantzen's phone number?
- The practice phone number listed in the NPPES registry for John Schantzen is (515) 295-2451.
- Does John Schantzen accept Medicare?
- John Schantzen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Schantzen's NPI active?
- Yes — John Schantzen's NPI (1902219835) is active in the NPPES registry as of the last update on 2020-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.