NPPES file of Aug 9, 2026

Lillian McWilliams, RDN, PA-C

Physician Assistant · Sanford, FL

Lillian McWilliams, RDN, PA-C is a physician assistant with a practice address in Sanford, Florida, and NPI 1295352813, issued on Jun 30, 2020. Check the license (Florida PA9117826., as entered in NPPES) on the Florida health license search; 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
1295352813
Name
Lillian McWilliams
Credential
RDN, PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA9117826. FL
L005602 NC
Self-reported in NPPES; status is on the state search
Practice location
4930 E Lake Mary Blvd, Sanford, FL 32771
Phone
(407) 322-8645
Enumerated
Jun 30, 2020
Record last updated
Sep 13, 2025
Fax
(407) 487-3379
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4930 E Lake Mary Blvd

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

  1. Jennifer Antoine, APRNFamily Nurse Practitioner1346756897
  2. Marcell Bailey, APRNFamily Nurse Practitioner1093349433
  3. Lauren Barnhart, APRNPediatric Nurse Practitioner1093024150
  4. Daniel Bieda, DOFamily Medicine Physician1073518437
  5. Earl Brewster, M.DObstetrics & Gynecology Physician1356513261
  6. Serese Brooks, DDSPediatric Dentistry1285842658

Verify Lillian McWilliams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license PA9117826.
    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 Florida 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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70% fewer Medicare Part D claims than the average physician assistant in 2024

251 Medicare Part D claims for 51 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Lillian McWilliams251
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium18 claims
  2. Lisinopril15 claims
  3. Amlodipine Besylate14 claims
  4. Losartan Potassium11 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: $559.63

18 payments; by number, the most common kind was food and beverage; the largest payer was Insulet Corporation. 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. Lillian McWilliams$559.63
  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.

Lillian McWilliams among 10,257 physician assistant records in Florida

Lillian McWilliams, RDN, PA-C is one of 10,257 physician assistant records with a practice address in Florida. 77% 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 60% of them.

  • NPI issued2020 · 60% of these records are older, 35% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2025 · 37% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 physician assistant records list a practice address in Sanford

They are 15 of the 1,145 NPPES records with a practice address in Sanford, and 10,257 physician assistant records in Florida.

The 8 physician assistant records with the nearest ZIP codes

  1. Kimberly Blake, PASanford, FL 327711295030195
  2. Anwar Chowdhury, PA PHYSICIAN ASSISTASanford, FL 327711427111715
  3. Matthew Combes, PA-CSanford, FL 327711164881751
  4. Rebecka Ewbank, PA-CSanford, FL 327711629246681
  5. Christina Jacob, PA-CSanford, FL 327711295302495
  6. Jenni Jagers, PA-CSanford, FL 327711629791942
  7. Sandra Joachim, RPACSanford, FL 327711063448702
  8. Karli Plunkett, PA-CSanford, FL 327711538675806

Common questions

What is Lillian McWilliams, RDN, PA-C's NPI number?

Lillian McWilliams, RDN, PA-C's National Provider Identifier (NPI) is 1295352813, issued on Jun 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Lillian McWilliams, RDN, PA-C located?

The NPPES record lists a practice address at 4930 E Lake Mary Blvd, Sanford, FL, 32771. Phone: (407) 322-8645. Providers update this record themselves, so call before visiting.

How can I verify Lillian McWilliams, RDN, PA-C's license?

NPPES lists Florida license number PA9117826., as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lillian McWilliams, RDN, PA-C prescribe under Medicare Part D?

In 2024, Lillian McWilliams, RDN, PA-C had 251 Medicare Part D claims for 51 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.