Rebecca Ann Kasperbauer, PA-C
Physician Assistant · Boulder, CO
Rebecca Ann Kasperbauer, PA-C is a physician assistant with a practice address in Boulder, Colorado, and NPI 1386983542, issued on Feb 7, 2013. Check the license (Colorado PA.0003511, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rebecca Ann Kasperbauer
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA.0003511 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2575 Spruce St, Boulder, CO 80302
- Phone
- (303) 449-3594
- Enumerated
- Feb 7, 2013
- Record last updated
- May 7, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (303) 449-3112
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,767 in Colorado → Look up another NPI →
Also registered at 2575 Spruce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kathryn Johnson, PA-CMedical Physician Assistant1205911328
- Mary Langlois, MDInternal Medicine Physician1447433867
- Sheila Ling, MDInternal Medicine Physician1487613972
Verify Rebecca Ann Kasperbauer 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.0003511Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9.2 times the Medicare Part D claims of the average physician assistant in 2024
7,631 Medicare Part D claims for 199 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 104 claims were for opioids.
Most prescribed
- Atorvastatin Calcium349 claims
- Levothyroxine Sodium305 claims
- Amlodipine Besylate258 claims
- Lisinopril202 claims
- Trazodone Hcl195 claims
- Rosuvastatin Calcium194 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.
Rebecca Ann Kasperbauer among 3,767 physician assistant records in Colorado
Rebecca Ann Kasperbauer, 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 2013, is newer than 41% of them.
- NPI issued2013 · 41% of these records are older, 56% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2018 · 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).
100 physician assistant records list a practice address in Boulder
They are 100 of the 5,635 NPPES records with a practice address in Boulder, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Boulder → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- David Colling, PA-CBoulder, CO 803021518551100
- Shannon Duffy, MMSC, PA-CBoulder, CO 803021902577604
- Kelly Kolar, PA-CBoulder, CO 803021427550300
- Janae Ross, PA CBoulder, CO 803021093918377
- Kaitlan Barrow, PA-CBoulder, CO 803011366012924
- Sally BellBoulder, CO 803011336959808
- Dana Benner, PA-CBoulder, CO 803031629129291
- Anthony CarcellaBoulder, CO 803031699856377
Common questions
What is Rebecca Ann Kasperbauer, PA-C's NPI number?
Rebecca Ann Kasperbauer, PA-C's National Provider Identifier (NPI) is 1386983542, issued on Feb 7, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Ann Kasperbauer, PA-C located?
The NPPES record lists a practice address at 2575 Spruce St, Boulder, CO, 80302. Phone: (303) 449-3594. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Ann Kasperbauer, PA-C's license?
NPPES lists Colorado license number PA.0003511, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Rebecca Ann Kasperbauer, PA-C prescribe under Medicare Part D?
In 2024, Rebecca Ann Kasperbauer, PA-C had 7,631 Medicare Part D claims for 199 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.