NPPES file of Aug 9, 2026

Olivia Wojtowicz Haymans, PA-C

Physician Assistant · Seattle, WA

Olivia Wojtowicz Haymans, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1750992251, issued on Aug 10, 2020. Check the license (Washington PA61301469, 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
1750992251
Name
Olivia Wojtowicz Haymans
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA61301469 WA
PA13794 TX
Self-reported in NPPES; status is on the state search
Practice location
904 7TH Ave, Seattle, WA 98104
Phone
(206) 860-5578
Enumerated
Aug 10, 2020
Record last updated
May 2, 2026
Medicare enrollment
Enrolled (PECOS I20230807000622); 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 904 7TH Ave

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

  1. Kim Abson, MDDermatology Physician1215902135
  2. Kriti Agarwal, MDInternal Medicine Physician1629537881
  3. Patricia Agudelo Suarez, MDObstetrics & Gynecology Physician1821139445
  4. Peter Albro, MDCardiovascular Disease Physician1598730350
  5. Hiba AmbreenInternal Medicine Physician1750027942
  6. Linda Anderson, M.D.Pulmonary Disease Physician1053317222

Verify Olivia Wojtowicz Haymans 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 PA61301469
    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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50% fewer Medicare Part D claims than the average physician assistant in 2024

418 Medicare Part D claims for 137 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 117 claims were for opioids.

  1. Olivia Haymans418
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl93 claims
  2. Meloxicam51 claims
  3. Gabapentin48 claims
  4. Ondansetron Hcl47 claims
  5. Methylprednisolone43 claims
  6. Ondansetron Odt34 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: $172.16

2 payments; by number, the most common kind was food and beverage; the largest payer was Zimvie 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.

  1. Olivia Haymans$172.16
  2. Specialty average$841.65

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

Bills Medicare through 3 group practices

  1. Select Outpatient Services IncGlenview, IL
  2. Select Rehabilitation, LLCGlenview, IL
  3. The Polyclinic PLLCSeattle, WA

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

Olivia Wojtowicz Haymans among 3,718 physician assistant records in Washington

Olivia Wojtowicz Haymans, PA-C is one of 3,718 physician assistant records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 73% of them.

  • NPI issued2020 · 73% of these records are older, 23% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2020 · median 2017 among the 2,460 with a school on file
  • Record last updated2026 · 48% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

828 physician assistant records list a practice address in Seattle

They are 828 of the 41,956 NPPES records with a practice address in Seattle, and 3,718 physician assistant records in Washington.

The 8 physician assistant records with the nearest ZIP codes

  1. Virginia Arvold, PA-CSeattle, WA 981041487687000
  2. Andrea Breuner, PA-CSeattle, WA 981041730172586
  3. Cynthia Broome, PACSeattle, WA 981041316919301
  4. Margaret Duffy, P.A. - CSeattle, WA 981041154366391
  5. Lisa Harstedt, PASeattle, WA 981041730132390
  6. Mitzi Mae Lim, PACSeattle, WA 981041760589014
  7. Lourdes Limbo, P.A.Seattle, WA 981041053429597
  8. Yuko Miller, PA-CSeattle, WA 981041053423590

Common questions

What is Olivia Wojtowicz Haymans, PA-C's NPI number?

Olivia Wojtowicz Haymans, PA-C's National Provider Identifier (NPI) is 1750992251, issued on Aug 10, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Wojtowicz Haymans, PA-C located?

The NPPES record lists a practice address at 904 7TH Ave, Seattle, WA, 98104. Phone: (206) 860-5578. Providers update this record themselves, so call before visiting.

How can I verify Olivia Wojtowicz Haymans, PA-C's license?

NPPES lists Washington license number PA61301469, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Olivia Wojtowicz Haymans, PA-C prescribe under Medicare Part D?

In 2024, Olivia Wojtowicz Haymans, PA-C had 418 Medicare Part D claims for 137 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.