John Thompson, M.D.
NPI 1770663890 · Nephrology Physician · La Mesa, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Thompson, M.D. is a Nephrology Physician provider in La Mesa, CA (NPI 1770663890).
Provider details
- NPI number
- 1770663890
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G83902 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,470 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 432 | $80 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 295 | $369 |
| 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 | 258 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 145 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 111 | $97 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 145 | 30 |
| Amlodipine Besylate | 83 | 22 |
| Lisinopril | 73 | 22 |
| Losartan Potassium | 58 | 18 |
| Furosemide | 55 | 17 |
| Sevelamer Carbonate | 52 | 17 |
| Hydrochlorothiazide | 36 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$155 across 2 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
Registry dates
- Enumerated
- 2006-10-16
- Last updated
- 2021-01-29
- Certified
- 2021-01-29
Frequently asked questions
- What is John Thompson's NPI number?
- John Thompson's National Provider Identifier (NPI) is 1770663890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Thompson's specialty?
- John Thompson is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is John Thompson located?
- John Thompson's practice location on file with NPPES is 8851 Center Dr, La Mesa, CA 91942-3017.
- What is John Thompson's phone number?
- The practice phone number listed in the NPPES registry for John Thompson is (619) 461-3880.
- Does John Thompson accept Medicare?
- John Thompson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Thompson's NPI active?
- Yes — John Thompson's NPI (1770663890) is active in the NPPES registry as of the last update on 2021-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.