NPPES file of Aug 9, 2026

Anissa Fay Washington, FNP

Family Nurse Practitioner · Saint Louis, MO

Anissa Fay Washington, FNP is a family nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1144685272, issued on Dec 16, 2015. Check the license (Missouri 2016003781, as entered in NPPES) with the Missouri 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
1144685272
Name
Anissa Fay Washington
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2016003781 MO
Self-reported in NPPES; status is on the state search
Practice location
11133 Dunn RD, Saint Louis, MO 63136
Phone
(314) 362-9123
Enumerated
Dec 16, 2015
Record last updated
Jul 14, 2025
Fax
(314) 747-9160
Medicare enrollment
Enrolled (PECOS I20160324001012); 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 11133 Dunn RD

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

  1. Faqir Ahmad, MDEmergency Medicine Physician1487684957
  2. Olaronke Akintola-Ogunremi, M.D.Anatomic Pathology & Clinical Pathology Physician1578545612
  3. Anah Ali, MDEmergency Medicine Physician1942597992
  4. Anna Arnold, PAPhysician Assistant1447882584
  5. Ola Bamimore, MDEmergency Medicine Physician1992947832
  6. Jenny Bao, MDEmergency Medicine Physician1275947095

Verify Anissa Fay Washington in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2016003781
    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 Missouri 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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68% fewer Medicare Part D claims than the average family nurse practitioner in 2024

423 Medicare Part D claims for 243 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Anissa Washington423
  2. Specialty average1,305

Most prescribed

  1. Baclofen73 claims
  2. Diclofenac Sodium56 claims
  3. Prednisone51 claims
  4. Amoxicillin-Clavulanate Potass23 claims
  5. Naproxen22 claims
  6. Cephalexin18 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.

Bills Medicare through one group practice

  1. Southeastern Physician Services PCSaint Peters, MO

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

Anissa Fay Washington among 5,226 family nurse practitioner records in Missouri

Anissa Fay Washington, FNP is one of 5,226 family nurse practitioner records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 34% of them.

  • NPI issued2015 · 34% of these records are older, 60% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2015 · median 2018 among the 3,339 with a school on file
  • Record last updated2025 · 44% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

714 family nurse practitioner records list a practice address in Saint Louis

They are 714 of the 27,605 NPPES records with a practice address in Saint Louis, and 5,226 family nurse practitioner records in Missouri.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Bridget Brown, NPSaint Louis, MO 631361366745390
  2. Cinnamon Campbell, FNPSaint Louis, MO 631361083019020
  3. Philip Dudak, DC, FNP-CSaint Louis, MO 631361720067051
  4. Cynthia DugaSaint Louis, MO 631361104114495
  5. Lavondia Edwards, FNPSaint Louis, MO 631361235460163
  6. Lisa Hawley, FNPSaint Louis, MO 631361144321662
  7. Tanja Johnson, FNPSaint Louis, MO 631361447654827
  8. Elysha KachevasSaint Louis, MO 631361023447539

Common questions

What is Anissa Fay Washington, FNP's NPI number?

Anissa Fay Washington, FNP's National Provider Identifier (NPI) is 1144685272, issued on Dec 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Anissa Fay Washington, FNP located?

The NPPES record lists a practice address at 11133 Dunn RD, Saint Louis, MO, 63136. Phone: (314) 362-9123. Providers update this record themselves, so call before visiting.

How can I verify Anissa Fay Washington, FNP's license?

NPPES lists Missouri license number 2016003781, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Anissa Fay Washington, FNP prescribe under Medicare Part D?

In 2024, Anissa Fay Washington, FNP had 423 Medicare Part D claims for 243 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.