NPPES file of Aug 9, 2026

Brittany C. Lillard, PA-C

Physician Assistant · Golden, CO

Brittany C. Lillard, PA-C is a physician assistant with a practice address in Golden, Colorado, and NPI 1184766354, issued on Feb 13, 2007. Check the license with the Colorado 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
1184766354
Name
Brittany C. Lillard
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
110 N Rubey Dr Unit 200, Golden, CO 80403
Phone
(303) 376-0975
Enumerated
Feb 13, 2007
Record last updated
Apr 14, 2026
Medicare enrollment
Enrolled (PECOS I20180221001730); 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 110 N Rubey Dr Unit 200

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

  1. Rose Bernal-Barrera, NPFamily Nurse Practitioner1700321114
  2. Rachel Hills, MDFamily Medicine Physician1538270939
  3. Thien-Dang VuInternal Medicine Physician1710636956
  4. Heidi Warner, PA-CPhysician Assistant1548264500

Verify Brittany C. Lillard in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck 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
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2.4 times the Medicare Part D claims of the average physician assistant in 2024

1,952 Medicare Part D claims for 325 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 58 claims were for opioids.

  1. Brittany Lillard1,952
  2. Specialty average830

Most prescribed

  1. Levothyroxine Sodium129 claims
  2. Atorvastatin Calcium118 claims
  3. Lisinopril88 claims
  4. Losartan Potassium68 claims
  5. Amlodipine Besylate61 claims
  6. Lorazepam48 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. Optumcare Colorado Medical Group LLCColorado Springs, CO

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

Brittany C. Lillard among 3,767 physician assistant records in Colorado

Brittany C. Lillard, PA-C is one of 3,767 physician assistant records with a practice address in Colorado. 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 2007, is newer than 17% of them.

  • NPI issued2007 · 17% of these records are older, 76% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2006 · median 2017 among the 2,351 with a school on file
  • Record last updated2026 · 40% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

115 physician assistant records list a practice address in Golden

They are 115 of the 1,371 NPPES records with a practice address in Golden, and 3,767 physician assistant records in Colorado.

The 8 physician assistant records with the nearest ZIP codes

  1. Katherine Arthur, PA-CGolden, CO 804031710127659
  2. Kristin Burden, PA-CGolden, CO 804031598995276
  3. Erin Cole, PA-CGolden, CO 804031013165752
  4. Kathleen Condon, PAGolden, CO 804031790865509
  5. Ruth Davis, PAGolden, CO 804031962416065
  6. Sarah Dobler, PA-CGolden, CO 804031215258934
  7. Katherine Ellsworth, PA-CGolden, CO 804031336410695
  8. Robin Kelly, PA-CGolden, CO 804031174833586

Common questions

What is Brittany C. Lillard, PA-C's NPI number?

Brittany C. Lillard, PA-C's National Provider Identifier (NPI) is 1184766354, issued on Feb 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Brittany C. Lillard, PA-C located?

The NPPES record lists a practice address at 110 N Rubey Dr Unit 200, Golden, CO, 80403. Phone: (303) 376-0975. Providers update this record themselves, so call before visiting.

How can I verify Brittany C. Lillard, PA-C's license?

Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Brittany C. Lillard, PA-C prescribe under Medicare Part D?

In 2024, Brittany C. Lillard, PA-C had 1,952 Medicare Part D claims for 325 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.