Christine Johns, MD
NPI 1861564320 · Nephrology Physician · Saint Paul, MN
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Johns, MD is a Nephrology Physician provider in Saint Paul, MN (NPI 1861564320).
Provider details
- NPI number
- 1861564320
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 47946 (MN)
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
19 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
620 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) |
|---|---|---|
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 104 | $275 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 96 | $8 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 96 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 79 | $123 |
| 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 | 78 | $15 |
| Dialysis Services, 1 Physician Visit Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 167 | 50 |
| Lisinopril | 139 | 38 |
| Amlodipine Besylate | 139 | 45 |
| Calcitriol | 135 | 38 |
| Carvedilol | 127 | 37 |
| Furosemide | 99 | 34 |
| Chlorthalidone | 80 | 27 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2016-03-17
Frequently asked questions
- What is Christine Johns's NPI number?
- Christine Johns's National Provider Identifier (NPI) is 1861564320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Johns's specialty?
- Christine Johns is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Christine Johns located?
- Christine Johns's practice location on file with NPPES is 205 Wabasha St S, Saint Paul, MN 55107-1805.
- What is Christine Johns's phone number?
- The practice phone number listed in the NPPES registry for Christine Johns is (651) 293-8100.
- Does Christine Johns accept Medicare?
- Christine Johns is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Johns's NPI active?
- Yes — Christine Johns's NPI (1861564320) is active in the NPPES registry as of the last update on 2016-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.