Marissa Sinsabaugh, NP
Nurse Practitioner · Gilbert, AZ
Marissa Sinsabaugh, NP is a nurse practitioner with a practice address in Gilbert, Arizona, and NPI 1376210179, issued on Aug 27, 2021. Check the license (Arizona 341689, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marissa Sinsabaugh
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 341689 AZ
CP002132 SD
R051964 SD
Self-reported in NPPES; status is on the state search - Practice location
- 1410 W Guadalupe RD Ste 125, Gilbert, AZ 85233
- Phone
- (480) 838-1914
- Enumerated
- Aug 27, 2021
- Record last updated
- Jul 8, 2026
- Fax
- (480) 838-9434
- Medicare enrollment
- Enrolled (PECOS I20211108001986); accepts Medicare assignment
- Entity
- Type 1 · individual
Verify Marissa Sinsabaugh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 341689Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average nurse practitioner in 2024
233 Medicare Part D claims for 162 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone57 claims
- Cephalexin19 claims
- Doxycycline Monohydrate15 claims
- Nitrofurantoin Mono-Macro15 claims
- Amoxicillin-Clavulanate Potass12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 90.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Madison Community HospitalMadison, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
56 nurse practitioner records list a practice address in Gilbert
They are 56 of the 5,802 NPPES records with a practice address in Gilbert, and 1,423 nurse practitioner records in Arizona.
All 56 in Gilbert → All 1,423 in Arizona → Every provider in Gilbert →
Other nurse practitioner records in Arizona
- Emma Abbey, NP-CTucson, AZ1548822562
- Ashley Abell, MSN, RN, FNP-CScottsdale, AZ1679041099
- Meredith AbneyChandler, AZ1568392124
- Armando Abucejo, AGACNP-BCPhoenix, AZ1649785288
- Belinda Acosta, FNPTucson, AZ1386622660
- Caitlin Adamowicz, NPScottsdale, AZ1104583152
- Jamie AdamsFort Defiance, AZ1144007097
- Kalekia Adams, DNPScottsdale, AZ1619555034
- Rachael Adger, NPTucson, AZ1306806443
- Jacqueline Agenbroad, NPPhoenix, AZ1447222328
Common questions
What is Marissa Sinsabaugh, NP's NPI number?
Marissa Sinsabaugh, NP's National Provider Identifier (NPI) is 1376210179, issued on Aug 27, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Sinsabaugh, NP located?
The NPPES record lists a practice address at 1410 W Guadalupe RD Ste 125, Gilbert, AZ, 85233. Phone: (480) 838-1914. Providers update this record themselves, so call before visiting.
How can I verify Marissa Sinsabaugh, NP's license?
NPPES lists Arizona license number 341689, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Marissa Sinsabaugh, NP prescribe under Medicare Part D?
In 2024, Marissa Sinsabaugh, NP had 233 Medicare Part D claims for 162 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Marissa Sinsabaugh, NP's MIPS final score?
The 2023 MIPS final score is 90.2 of 100, reported for the practice group. 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.