John Joerns, MD
NPI 1598020489 · Pulmonary Disease Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Joerns, MD is a Pulmonary Disease Physician provider in Rochester, MN (NPI 1598020489).
Provider details
- NPI number
- 1598020489
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2012018714 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
13 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
307 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $124 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 73 | $74 |
| Critical Care, First 30-74 Minutes99291 | 56 | $197 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 48 | $111 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 33 | $166 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 101 | 31 |
| Posaconazole | 51 | 12 |
| Pantoprazole Sodium | 50 | 23 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 49 | 17 |
| Prednisone | 45 | 21 |
| Amlodipine Besylate | 29 | 12 |
| Tacrolimus | 28 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-07-07
- Last updated
- 2023-09-20
- Certified
- 2023-09-20
Frequently asked questions
- What is John Joerns's NPI number?
- John Joerns's National Provider Identifier (NPI) is 1598020489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Joerns's specialty?
- John Joerns is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Joerns located?
- John Joerns's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-3220.
- What is John Joerns's phone number?
- The practice phone number listed in the NPPES registry for John Joerns is (507) 284-2511.
- Does John Joerns accept Medicare?
- John Joerns is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Joerns's NPI active?
- Yes — John Joerns's NPI (1598020489) is active in the NPPES registry as of the last update on 2023-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.