Registry data as of Aug 27, 2026

James Hoff, M.D.

Internal Medicine Physician · Lodi, CA

James Hoff, M.D. is an internal medicine physician with a practice address in Lodi, California, and NPI 1598859654, issued on Oct 3, 2006. Check the license (California G50029, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1598859654
Name
James Hoff
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G50029 CA
Self-reported in NPPES; status is on the state search
Practice location
999 S Fairmont Ave, Lodi, CA 95240
Phone
(209) 366-2060
Enumerated
Oct 3, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 999 S Fairmont Ave

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

  1. Dianna AkeshRegistered Nurse1366325250
  2. Philip Dodd, MDObstetrics & Gynecology Physician1477578128
  3. Gordon Fahey, MDSurgery Physician1457323446
  4. Kimberley Fillmore, MDObstetrics & Gynecology Physician1588736508
  5. Joseph Gayagoy, M.D.Internal Medicine Physician1386738458
  6. Parampal Gill, M.D.Specialist1417957887

Verify James Hoff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G50029
    Check 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

2.9 times the Medicare Part D claims of the average internal medicine physician in 2024

7,940 Medicare Part D claims for 238 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims. 212 claims were for opioids.

  1. James Hoff7,940
  2. Specialty average2,785

Most prescribed

  1. Ezetimibe438 claims
  2. Atorvastatin Calcium362 claims
  3. Levothyroxine Sodium327 claims
  4. Rosuvastatin Calcium224 claims
  5. Jardiance184 claims
  6. Amlodipine Besylate182 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.

The Medicare quality score for 2023: 97.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $3,050.05

176 payments, mostly food and beverage; the largest payer was Lilly USA, LLC. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Hoff$3,050.05
  2. Specialty average$2,536.66

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

28 internal medicine physician records list a Lodi practice address

They are 28 of the 964 NPPES records with a Lodi practice address, and 20,403 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is James Hoff, M.D.'s NPI number?

James Hoff, M.D.'s National Provider Identifier (NPI) is 1598859654, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Hoff, M.D. located?

The NPPES record lists a practice address at 999 S Fairmont Ave, Lodi, CA, 95240. Phone: (209) 366-2060. Providers update this record themselves, so call before visiting.

How can I verify James Hoff, M.D.'s license?

NPPES lists California license number G50029, as entered by the provider. 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 James Hoff, M.D. prescribe under Medicare Part D?

In 2024, James Hoff, M.D. had 7,940 Medicare Part D claims for 238 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is James Hoff, M.D.'s Medicare quality score?

The 2023 MIPS final score is 97.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.