Andrew Duffield Hildner, PA-C
Medical Physician Assistant · Longmont, CO
Andrew Duffield Hildner, PA-C is a medical physician assistant with a practice address in Longmont, Colorado, and NPI 1841599354, issued on Mar 23, 2011. Check the license (Colorado 3169, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Andrew Duffield Hildner
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 3169 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1551 Professional LN, Longmont, CO 80501
- Phone
- (303) 772-1600
- Enumerated
- Mar 23, 2011
- Record last updated
- Apr 4, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (303) 772-9317
- Medicaid ID
- 43274005 CO
- Medicare enrollment
- Enrolled (PECOS I20110506000493); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,308 in Colorado → Look up another NPI →
Also registered at 1551 Professional LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andrew Duffield Hildner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 3169Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average medical physician assistant in 2024
1,379 Medicare Part D claims for 185 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Atorvastatin Calcium122 claims
- Levothyroxine Sodium91 claims
- Losartan Potassium64 claims
- Amlodipine Besylate57 claims
- Metformin Hcl53 claims
- Lisinopril50 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
- Intermountain Medical Group Denver LLCBroomfield, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Duffield Hildner among 1,308 medical physician assistant records in Colorado
Andrew Duffield Hildner, PA-C is one of 1,308 medical physician assistant records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 45% of them.
- NPI issued2011 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2010 · median 2014 among the 727 with a school on file
- Record last updated2012 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Colorado
There are 1,308 medical physician assistant records in Colorado.
All 1,308 in Colorado → Every provider in Longmont → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Thomas Bachinski, PACLongmont, CO 805011679654909
- Julie Hammond, PA-CLongmont, CO 805011619305695
- Erin Keefer, PACLongmont, CO 805011083632012
- Jonathan Manto, P.A.Longmont, CO 805011871730101
- Chelsea McLean, PA-CLongmont, CO 805011528430717
- Amanda Mixon, PA-CLongmont, CO 805011174795017
- Katherine Olson, PALongmont, CO 805011366718983
- Amber Payne, P.A.Longmont, CO 805011518986751
Common questions
What is Andrew Duffield Hildner, PA-C's NPI number?
Andrew Duffield Hildner, PA-C's National Provider Identifier (NPI) is 1841599354, issued on Mar 23, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Duffield Hildner, PA-C located?
The NPPES record lists a practice address at 1551 Professional LN, Longmont, CO, 80501. Phone: (303) 772-1600. Providers update this record themselves, so call before visiting.
How can I verify Andrew Duffield Hildner, PA-C's license?
NPPES lists Colorado license number 3169, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Andrew Duffield Hildner, PA-C prescribe under Medicare Part D?
In 2024, Andrew Duffield Hildner, PA-C had 1,379 Medicare Part D claims for 185 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.