NPPES file of Aug 9, 2026

Theresa M. Maresca, MD

Family Medicine Physician · Seattle, WA

Theresa M. Maresca, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1932177664, issued on Mar 9, 2006. Check the license (Washington MD00023429, as entered in NPPES) on the Washington Medical Commission; 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
1932177664
Name
Theresa M. Maresca
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD00023429 WA
Self-reported in NPPES; status is on the state search
Practice location
611 12TH Ave S, Seattle, WA 98144
Phone
(206) 324-9360
Enumerated
Mar 9, 2006
Record last updated
Mar 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(206) 324-8910
Medicaid ID
8204240 WA
Medicare enrollment
Enrolled (PECOS I20040503000807); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 1984
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 611 12TH Ave S

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

  1. Jonathan Albert, RDNRegistered Dietitian1912634569
  2. Cecilia Arnoux, MSWSocial Worker1871166348
  3. Jacob BacaSocial Worker1881459956
  4. Adrian Bailey, LHMental Health Counselor1013207703
  5. Korlette BirdAddiction (Substance Use Disorder) Counselor1336773951
  6. Jordyn BiseClinical Social Worker1194643130

Verify Theresa M. Maresca in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00023429
    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 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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Industry payments in 2024: $113.65

1 payment: food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Theresa Maresca$113.65
  2. Specialty average$902.55

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

Bills Medicare through 2 group practices

  1. Puyallup Tribal Health AuthorityTacoma, WA
  2. Seattle Indian Health BoardSeattle, WA

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

Theresa M. Maresca among 5,534 family medicine physician records in Washington

Theresa M. Maresca, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1984 · median 2009 among the 3,294 with a school on file
  • Record last updated2021 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

871 family medicine physician records list a practice address in Seattle

They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. Carla Ainsworth, MDSeattle, WA 981441780662908
  2. Tuoc Do, M.D.Seattle, WA 981441871643676
  3. Christopher Gaynor, MDSeattle, WA 981441023085495
  4. Ari Gilmore, M.D.Seattle, WA 981441750544532
  5. Ellen Lackerman, M.D.Seattle, WA 981441710976485
  6. Adriana Lungu, MDSeattle, WA 981441033141544
  7. Kenneth Mayeda, M.D.Seattle, WA 981441770519217
  8. David Nguyen, MDSeattle, WA 981441700822103

Common questions

What is Theresa M. Maresca, MD's NPI number?

Theresa M. Maresca, MD's National Provider Identifier (NPI) is 1932177664, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Theresa M. Maresca, MD located?

The NPPES record lists a practice address at 611 12TH Ave S, Seattle, WA, 98144. Phone: (206) 324-9360. Providers update this record themselves, so call before visiting.

How can I verify Theresa M. Maresca, MD's license?

NPPES lists Washington license number MD00023429, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.