NPPES file of Aug 9, 2026

Margaret Marie Hennessey, FNP

Family Nurse Practitioner · Olympia, WA

Margaret Marie Hennessey, FNP is a family nurse practitioner with a practice address in Olympia, Washington, and NPI 1225328248, issued on Apr 11, 2011. Check the license (Washington AP60127191, as entered in NPPES) with the Washington 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225328248
Name
Margaret Marie Hennessey
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP60127191 WA
Self-reported in NPPES; status is on the state search
Practice location
404 Yauger Way SW Ste 100, Olympia, WA 98502
Phone
(564) 669-5150
Enumerated
Apr 11, 2011
Record last updated
Dec 12, 2024
Fax
(564) 669-5155
Medicare enrollment
Enrolled (PECOS I20110825000758); 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 404 Yauger Way SW Ste 100

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

  1. Tanele Cook, ARNPWomen's Health Nurse Practitioner1710634464
  2. Lindsey Crahan, ARNPNurse Practitioner1972331197
  3. Andrea Crooks, DOFamily Medicine Physician1194353516
  4. Abba Delker, ATCAthletic Trainer1578652558
  5. Jennifer Dorling, MDFamily Medicine Physician1093455255
  6. Victoria Henrikson, DNP, FNP-CFamily Medicine Physician1801419429

Verify Margaret Marie Hennessey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP60127191
    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
Find the Washington 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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2.6 times the Medicare Part D claims of the average family nurse practitioner in 2024

3,348 Medicare Part D claims for 191 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 182 claims were for opioids.

  1. Margaret Hennessey3,348
  2. Specialty average1,305

Most prescribed

  1. Levothyroxine Sodium220 claims
  2. Atorvastatin Calcium181 claims
  3. Losartan Potassium138 claims
  4. Lisinopril131 claims
  5. Rosuvastatin Calcium101 claims
  6. Gabapentin93 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: $304.51

16 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margaret Hennessey$304.51
  2. Specialty average$650.95

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. Capital Medical Center Physicians LLCOlympia, WA

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

Margaret Marie Hennessey among 3,781 family nurse practitioner records in Washington

Margaret Marie Hennessey, FNP is one of 3,781 family nurse practitioner records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 30% of them.

  • NPI issued2011 · 30% of these records are older, 68% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2009 · median 2018 among the 2,116 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

93 family nurse practitioner records list a practice address in Olympia

They are 93 of the 5,034 NPPES records with a practice address in Olympia, and 3,781 family nurse practitioner records in Washington.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Tarran Chambers, ARNPOlympia, WA 985021922379874
  2. Heath Christianson, FNP-BCOlympia, WA 985021508308966
  3. Patricia Davis, ARNPOlympia, WA 985021437112737
  4. Kathryn De RoseOlympia, WA 985021053888529
  5. Susan Dennie, ARNPOlympia, WA 985021851629992
  6. Kerry Gamble, FNPOlympia, WA 985021376064410
  7. Melinda Harris-Moulton, MSN, ARNP, FNP-COlympia, WA 985021013296128
  8. Samantha Lacanlale, DNP-FNPOlympia, WA 985021528417052

Common questions

What is Margaret Marie Hennessey, FNP's NPI number?

Margaret Marie Hennessey, FNP's National Provider Identifier (NPI) is 1225328248, issued on Apr 11, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Marie Hennessey, FNP located?

The NPPES record lists a practice address at 404 Yauger Way SW Ste 100, Olympia, WA, 98502. Phone: (564) 669-5150. Providers update this record themselves, so call before visiting.

How can I verify Margaret Marie Hennessey, FNP's license?

NPPES lists Washington license number AP60127191, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret Marie Hennessey, FNP prescribe under Medicare Part D?

In 2024, Margaret Marie Hennessey, FNP had 3,348 Medicare Part D claims for 191 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.