NPPES file of Aug 9, 2026

Kristi Sue Lindsey, FNPC

Gastroenterology Physician · Orange, CA

Kristi Sue Lindsey, FNPC is a gastroenterology physician with a practice address in Orange, California, and NPI 1891878831, issued on Oct 23, 2006. Check the license (California NP11609, as entered in NPPES) 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891878831
Name
Kristi Sue Lindsey
Credential
FNPC
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
NP11609 CA
Self-reported in NPPES; status is on the state search
Practice location
1140 W LA Veta Ave, Orange, CA 92868
Phone
(714) 835-5100
Enumerated
Oct 23, 2006
Record last updated
Jan 7, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(714) 835-5567
Medicare enrollment
Enrolled (PECOS I20070109000300); accepts Medicare assignment
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 1140 W LA Veta Ave

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

  1. Edwin Alexander, M.D.Internal Medicine Physician1659315752
  2. Faramarz Alizadeh-Shabdiz, M.DOtolaryngology Physician1790955052
  3. Navin Amin, M.D.Otolaryngology Physician1851390314
  4. Shruti Ariza, MDGastroenterology Physician1962657023
  5. Jeffrey Ballard, M.D.Vascular Surgery Physician1205837200
  6. Anjan Batra, MDPediatric Cardiology Physician1558453258

Verify Kristi Sue Lindsey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license NP11609
    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.

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50% fewer Medicare Part D claims than the average gastroenterology physician in 2024

404 Medicare Part D claims for 148 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Kristi Lindsey404
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium63 claims
  2. Famotidine53 claims
  3. Omeprazole50 claims
  4. Sod Sulf-Potass Sulf-Mag Sulf36 claims
  5. Sutab21 claims
  6. Esomeprazole Magnesium19 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,498.34

59 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kristi Lindsey$1,498.34
  2. Specialty average$5,015.95

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. United Medical DoctorsOrange, CA

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

Kristi Sue Lindsey among 2,140 gastroenterology physician records in California

Kristi Sue Lindsey, FNPC is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 48% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2000 · median 2002 among the 1,538 with a school on file
  • Record last updated2009 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Alaa Abousaif, MDOrange, CA 928681235124108
  2. William Collins, MDOrange, CA 928681104892074
  3. Jessica Hung, M.D.Orange, CA 928681396786323
  4. William Karnes, MDOrange, CA 928681881652998
  5. James Lee, MDOrange, CA 928681750358735
  6. Robert Lee, M.D.Orange, CA 928681669583530
  7. John Lee, MDOrange, CA 928681487734521
  8. William Metzger, MDOrange, CA 928681629040308

Common questions

What is Kristi Sue Lindsey, FNPC's NPI number?

Kristi Sue Lindsey, FNPC's National Provider Identifier (NPI) is 1891878831, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kristi Sue Lindsey, FNPC located?

The NPPES record lists a practice address at 1140 W LA Veta Ave, Orange, CA, 92868. Phone: (714) 835-5100. Providers update this record themselves, so call before visiting.

How can I verify Kristi Sue Lindsey, FNPC's license?

NPPES lists California license number NP11609, 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 Kristi Sue Lindsey, FNPC prescribe under Medicare Part D?

In 2024, Kristi Sue Lindsey, FNPC had 404 Medicare Part D claims for 148 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Kristi Sue Lindsey, FNPC's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.