Kathleen Diane Tyndall, P.A.
Physician Assistant · Lancaster, CA
Kathleen Diane Tyndall, P.A. is a physician assistant with a practice address in Lancaster, California, and NPI 1366445157, issued on May 24, 2005. Check the license (California 12152, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathleen Diane Tyndall
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 12152 CA
Self-reported in NPPES; status is on the state search - Practice location
- 45104 10TH St W, Lancaster, CA 93534
- Phone
- (562) 867-7999
- Enumerated
- May 24, 2005
- Record last updated
- Sep 1, 2023
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 45104 10TH St W
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Paola Bautista, CPHWCounselor1013680115
- Oluwamuyiwa Bolonduro, M.DObstetrics & Gynecology Physician1215216965
- Jacob Carpenter, FNP-CFamily Nurse Practitioner1295199263
- Suttirak ChaiwongkarjohnSpecialist1083879084
- Kyriacos Charalambides, M.D.Geriatric Medicine (Internal Medicine) Physician1255589420
Verify Kathleen Diane Tyndall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 12152Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.8 times the Medicare Part D claims of the average physician assistant in 2024
3,153 Medicare Part D claims for 229 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium273 claims
- Albuterol Sulfate Hfa165 claims
- Metformin Hcl156 claims
- Amlodipine Besylate153 claims
- Losartan Potassium151 claims
- Levothyroxine Sodium139 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: $192.50
8 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Kathleen Diane Tyndall among 14,451 physician assistant records in California
Kathleen Diane Tyndall, P.A. is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 99% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2023 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in California
There are 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Lancaster → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Willie Anderson, PA-CLancaster, CA 935341497864268
- Shannon Chavez, PACLancaster, CA 935341952576191
- Heather Gerstl, PA-CLancaster, CA 935341558591701
- Carol Grant-Dougherty, P.A.Lancaster, CA 935341114037579
- Richard Krajewski, P.A.-CLancaster, CA 935341215049002
- Annmarie Moreno, PA-C MSPALancaster, CA 935341215124854
- Donald Pierre, PALancaster, CA 935341457578924
- Daniel Rajaratnam, PA-CLancaster, CA 935341669650180
Common questions
What is Kathleen Diane Tyndall, P.A.'s NPI number?
Kathleen Diane Tyndall, P.A.'s National Provider Identifier (NPI) is 1366445157, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen Diane Tyndall, P.A. located?
The NPPES record lists a practice address at 45104 10TH St W, Lancaster, CA, 93534. Phone: (562) 867-7999. Providers update this record themselves, so call before visiting.
How can I verify Kathleen Diane Tyndall, P.A.'s license?
NPPES lists California license number 12152, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kathleen Diane Tyndall, P.A. prescribe under Medicare Part D?
In 2024, Kathleen Diane Tyndall, P.A. had 3,153 Medicare Part D claims for 229 beneficiaries; the average among physician assistant prescribers was 830. 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.