Catherine Marzan, DO
Hospitalist Physician · Anchorage, AK
Catherine Marzan, DO is a hospitalist physician with a practice address in Anchorage, Alaska, and NPI 1568902997, issued on Mar 5, 2017. Check the license (Alaska 193316, as entered in NPPES) on the Alaska State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Catherine Marzan
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 193316 AK
146158 AK
Self-reported in NPPES; status is on the state search - Practice location
- 4300 B St Ste 200, Anchorage, AK 99503
- Phone
- (907) 375-3355
- Enumerated
- Mar 5, 2017
- Record last updated
- Aug 24, 2022
- Medicare enrollment
- Enrolled (PECOS I20220906001285); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 73 in Alaska → Look up another NPI →
Also registered at 4300 B St Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Abel, DOHospitalist Physician1598151797
- Ido Barkay, M.DHospitalist Physician1568751477
- Christopher Beaudoin, M.D.Hospitalist Physician1710306410
- Matthew Berenson, MDCritical Care Medicine (Internal Medicine) Physician1588633150
- Patrick Brady, MDHospitalist Physician1982772505
- Paula Brown, FNP-CFamily Nurse Practitioner1952261208
Verify Catherine Marzan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlaska State Medical Board
Search for license 193316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average hospitalist physician in 2024
302 Medicare Part D claims for 124 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 22 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass26 claims
- Atorvastatin Calcium15 claims
- Hydrocodone-Acetaminophen14 claims
- Pantoprazole Sodium13 claims
- Prednisone12 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 2 group practices
- Alaska Hospitalist Group LLCPalmer, AK
- Select Physical Therapy Holdings IncEagle River, AK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Marzan among 73 hospitalist physician records in Alaska
Catherine Marzan, DO is one of 73 hospitalist physician records with a practice address in Alaska. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 81% of them.
- NPI issued2017 · 81% of these records are older, 14% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2017 · median 2011 among the 58 with a school on file
- Record last updated2022 · 68% 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 Alaska practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Alaska
There are 73 hospitalist physician records in Alaska.
All 73 in Alaska → Every provider in Anchorage → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Keith Augustin, D.O.Anchorage, AK 995031679671796
- Emily Barkay, MDAnchorage, AK 995031477536316
- Timothy Bateman, M.D.Anchorage, AK 995031285732305
- Robert Church, M.D.Anchorage, AK 995031336246396
- Dwight Gurley, MDAnchorage, AK 995031508836834
- Anthony Larson, MDAnchorage, AK 995031053418004
- Joseph Lestina, MDAnchorage, AK 995031144328279
- Thomas Lutz, D.O.Anchorage, AK 995031154312221
Common questions
What is Catherine Marzan, DO's NPI number?
Catherine Marzan, DO's National Provider Identifier (NPI) is 1568902997, issued on Mar 5, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Marzan, DO located?
The NPPES record lists a practice address at 4300 B St Ste 200, Anchorage, AK, 99503. Phone: (907) 375-3355. Providers update this record themselves, so call before visiting.
How can I verify Catherine Marzan, DO's license?
NPPES lists Alaska license number 193316, as entered by the provider. Search the Alaska State Medical Board at https://www.commerce.alaska.gov/web/cbpl/ProfessionalLicensing/StateMedicalBoard.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Catherine Marzan, DO prescribe under Medicare Part D?
In 2024, Catherine Marzan, DO had 302 Medicare Part D claims for 124 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.