NPPES file of Aug 9, 2026

Eileen R. Kalk, PA

Physician Assistant · Kelseyville, CA

Eileen R. Kalk, PA is a physician assistant with a practice address in Kelseyville, California, and NPI 1538268016, issued on Sep 21, 2006. Check the license (California 17682, as entered in NPPES) with the California board that licenses this profession; 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
1538268016
Name
Eileen R. Kalk
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License numbers
17682 CA
PT10212 CA
Self-reported in NPPES; status is on the state search
Practice location
4135 Main St, Kelseyville, CA 95451
Phone
(707) 279-1888
Enumerated
Sep 21, 2006
Record last updated
Dec 14, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081222000542); accepts Medicare assignment
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 4135 Main St

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

  1. Kirk Andrus, MDFamily Medicine Physician1699789891

Verify Eileen R. Kalk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 17682
    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
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64% fewer Medicare Part D claims than the average physician assistant in 2024

300 Medicare Part D claims for 148 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Eileen Kalk300
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium23 claims
  2. Albuterol Sulfate Hfa13 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): 82.4 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. Qualityout of 100 · 30% of the final score84.6
  2. Costout of 100 · 30%30.8
  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).

Bills Medicare through 2 group practices

  1. Sutter Bay HospitalsLakeport, CA
  2. Sutter Lakeside Home Medical ServicesLakeport, CA

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

1 physician assistant records list a practice address in Kelseyville

They are 1 of the 40 NPPES records with a practice address in Kelseyville, and 14,451 physician assistant records in California.

Other physician assistant records in California

  1. Marcia -Galbraith, PAStockton, CA1407143274
  2. Danny Abad, PAOrange, CA1477158673
  3. Lea Dominique Abadies, PATustin, CA1124754254
  4. Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
  5. Ramina Abbasi, PA-CSignal Hill, CA1093448300
  6. Ariel Abbott, PA-CStockton, CA1780334342
  7. Barrie Abbott, PA-CAnza, CA1861602575
  8. Elizabeth Abbott, PA-CSan Diego, CA1437540762
  9. Terri Abbott, P.A.La Jolla, CA1811165566
  10. Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334

Common questions

What is Eileen R. Kalk, PA's NPI number?

Eileen R. Kalk, PA's National Provider Identifier (NPI) is 1538268016, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eileen R. Kalk, PA located?

The NPPES record lists a practice address at 4135 Main St, Kelseyville, CA, 95451. Phone: (707) 279-1888. Providers update this record themselves, so call before visiting.

How can I verify Eileen R. Kalk, PA's license?

NPPES lists California license number 17682, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Eileen R. Kalk, PA prescribe under Medicare Part D?

In 2024, Eileen R. Kalk, PA had 300 Medicare Part D claims for 148 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Eileen R. Kalk, PA's MIPS final score?

The 2023 MIPS final score is 82.4 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.