Claudia Marie Martin-Williams, PA-C
Physician Assistant · Longmont, CO
Claudia Marie Martin-Williams, PA-C is a physician assistant with a practice address in Longmont, Colorado, and NPI 1235191503, issued on Apr 3, 2006. Check the license (Colorado PA.0001158, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Claudia Marie Martin-Williams
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA.0001158 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1925 Mountain View Ave, Longmont, CO 80501
- Phone
- (303) 776-1234
- Enumerated
- Apr 3, 2006
- Record last updated
- Jan 3, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 85771724 CO
- Entity
- Type 1 · individual
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Verify Claudia Marie Martin-Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license PA.0001158Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Claudia Marie Martin-Williams among 3,767 physician assistant records in Colorado
Claudia Marie Martin-Williams, 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 83% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2017 · 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).
92 physician assistant records list a practice address in Longmont
They are 92 of the 2,381 NPPES records with a practice address in Longmont, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Longmont → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Michael Beer, PALongmont, CO 805011124096839
- Marc HolbertLongmont, CO 805011346299989
- Sharon Kloepfer, PALongmont, CO 805011114924263
- Mark Malone, PALongmont, CO 805011164456984
- Elizabeth Moran, P.A.Longmont, CO 805011174508279
- Daniel Norton, PALongmont, CO 805011245216381
- Ryan Ritchhart, PA-CLongmont, CO 805011053314310
- Rhina Rodriguez-Cernak, PALongmont, CO 805011194701169
Common questions
What is Claudia Marie Martin-Williams, PA-C's NPI number?
Claudia Marie Martin-Williams, PA-C's National Provider Identifier (NPI) is 1235191503, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Claudia Marie Martin-Williams, PA-C located?
The NPPES record lists a practice address at 1925 Mountain View Ave, Longmont, CO, 80501. Phone: (303) 776-1234. Providers update this record themselves, so call before visiting.
How can I verify Claudia Marie Martin-Williams, PA-C's license?
NPPES lists Colorado license number PA.0001158, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
What is Claudia Marie Martin-Williams, PA-C's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.