NPPES file of Aug 9, 2026

Joseph Kevin Johnson, MD

Internal Medicine Physician · Lodi, CA

Joseph Kevin Johnson, MD is an internal medicine physician with a practice address in Lodi, California, and NPI 1194906107, issued on Nov 19, 2007. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194906107
Name
Joseph Kevin Johnson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
36524 CO
Self-reported in NPPES; status is on the state search
Practice location
999 S Fairmont Ave Ste 130, Lodi, CA 95240
Phone
(209) 366-2001
Enumerated
Nov 19, 2007
Record last updated
Dec 6, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(209) 366-2024
Medicaid ID
01365246 CO
Medicare enrollment
Enrolled (PECOS I20170412002215); accepts Medicare assignment
Medical or professional school
Denver College Of Medicine - Nlg, 1995
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 999 S Fairmont Ave Ste 130

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tarandeep Arora, MDInternal Medicine Physician1043457005
  2. George DousCardiovascular Disease Physician1780936906
  3. Gayathri Devi Kalva, M.D.Internal Medicine Physician1851755185
  4. Harpreet Parmar, MDCardiovascular Disease Physician1063690717

Verify Joseph Kevin Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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35% more Medicare Part D claims than the average internal medicine physician in 2024

4,292 Medicare Part D claims for 471 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 16 claims were for opioids.

  1. Joseph Johnson4,292
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium476 claims
  2. Amlodipine Besylate281 claims
  3. Losartan Potassium223 claims
  4. Lisinopril220 claims
  5. Levothyroxine Sodium214 claims
  6. Omeprazole149 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $42.72

2 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Johnson$42.72
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sutter Valley Medical FoundationSacramento, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joseph Kevin Johnson among 17,696 internal medicine physician records in California

Joseph Kevin Johnson, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1995 · median 2004 among the 11,065 with a school on file
  • Record last updated2018 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 internal medicine physician records list a practice address in Lodi

They are 24 of the 964 NPPES records with a practice address in Lodi, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Shefali Awatani, MDLodi, CA 952401194860460
  2. Corey Colla, MDLodi, CA 952401619934809
  3. Rod FelberLodi, CA 952401336256965
  4. Joseph Gayagoy, M.D.Lodi, CA 952401386738458
  5. Mobin Ghavami, M.D.Lodi, CA 952401447239744
  6. James Hoff, M.D.Lodi, CA 952401598859654
  7. Nanying LiLodi, CA 952401750498309
  8. Mani Mahdyoon, MDLodi, CA 952401144232349

Common questions

What is Joseph Kevin Johnson, MD's NPI number?

Joseph Kevin Johnson, MD's National Provider Identifier (NPI) is 1194906107, issued on Nov 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Kevin Johnson, MD located?

The NPPES record lists a practice address at 999 S Fairmont Ave Ste 130, Lodi, CA, 95240. Phone: (209) 366-2001. Providers update this record themselves, so call before visiting.

How can I verify Joseph Kevin Johnson, MD's license?

Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph Kevin Johnson, MD prescribe under Medicare Part D?

In 2024, Joseph Kevin Johnson, MD had 4,292 Medicare Part D claims for 471 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.