Catherine K. Aspinwall, M.D.
Hospitalist Physician · Tucson, AZ
Catherine K. Aspinwall, M.D. is a hospitalist physician with a practice address in Tucson, Arizona, and NPI 1033106604, issued on Sep 29, 2005. Check the license (Arizona 26934, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Catherine K. Aspinwall
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 26934 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 3945 E Paradise Falls Drive, Tucson, AZ 85712
- Phone
- (520) 290-5888
- Enumerated
- Sep 29, 2005
- Record last updated
- Feb 4, 2025
- Fax
- (520) 290-5551
- Medicaid ID
- 502337-02 AZ
- Medicare enrollment
- Enrolled (PECOS I20100909001018); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 1997
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 775 in Arizona → Look up another NPI →
Also registered at 3945 E Paradise Falls Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Bowman, M.D.Hospitalist Physician1700873189
- Aldine Chandler, M.D.Hospitalist Physician1699040709
- Cherylyn Dias, MDGeriatric Medicine (Internal Medicine) Physician1508847369
- Bridget Doherty, NPFamily Nurse Practitioner1952382715
- George Haloftis, D.O.Internal Medicine Physician1740277268
- Melvin Hector, MDGeriatric Medicine (Family Medicine) Physician1952382640
Verify Catherine K. Aspinwall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 26934Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average hospitalist physician in 2024
90 Medicare Part D claims for 45 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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
- Tucson Physician Group Holdings LLCNogales, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine K. Aspinwall among 775 hospitalist physician records in Arizona
Catherine K. Aspinwall, M.D. is one of 775 hospitalist physician records with a practice address in Arizona. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1997 · median 2011 among the 618 with a school on file
- Record last updated2025 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Arizona
There are 775 hospitalist physician records in Arizona.
All 775 in Arizona → Every provider in Tucson → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Jonathan Becker, MDTucson, AZ 857121821014721
- David Bowman, M.D.Tucson, AZ 857121700873189
- Raquel Bravo-Clouzet, MD, MPHTucson, AZ 857121356909881
- Kevin Carter, MDTucson, AZ 857121386849156
- Aldine Chandler, M.D.Tucson, AZ 857121699040709
- Rebecca Egbert, MDTucson, AZ 857121790841641
- Ann Juodakis, MDTucson, AZ 857121699903633
- Atif Khan, MDTucson, AZ 857121023195831
Common questions
What is Catherine K. Aspinwall, M.D.'s NPI number?
Catherine K. Aspinwall, M.D.'s National Provider Identifier (NPI) is 1033106604, issued on Sep 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Catherine K. Aspinwall, M.D. located?
The NPPES record lists a practice address at 3945 E Paradise Falls Drive, Tucson, AZ, 85712. Phone: (520) 290-5888. Providers update this record themselves, so call before visiting.
How can I verify Catherine K. Aspinwall, M.D.'s license?
NPPES lists Arizona license number 26934, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Catherine K. Aspinwall, M.D. prescribe under Medicare Part D?
In 2024, Catherine K. Aspinwall, M.D. had 90 Medicare Part D claims for 45 beneficiaries; the average among hospitalist physician prescribers was 521. 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.