NPPES file of Aug 9, 2026

Christinna Marie Masters, MSN, NP-C

Nurse Practitioner · Ann Arbor, MI

Christinna Marie Masters, MSN, NP-C is a nurse practitioner with a practice address in Ann Arbor, Michigan, and NPI 1992274955, issued on Nov 20, 2018. Check the license (Michigan 4704190817, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992274955
Name
Christinna Marie Masters
Credential
MSN, NP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
4704190817 MI
Self-reported in NPPES; status is on the state search
Practice location
1500 E Medical Center Dr, Ann Arbor, MI 48109
Phone
(734) 936-4000
Enumerated
Nov 20, 2018
Record last updated
Jul 11, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1500 E Medical Center Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bryan Aaron, MDObstetrics & Gynecology Physician1578307724
  2. Keith Aaronson, MDAdvanced Heart Failure and Transplant Cardiology Physician1144305301
  3. Rajani Aatre, M.S., M.SC.Genetic Counselor (M.S.)1962122457
  4. Anjelica Abate, MDDiagnostic Radiology Physician1841819216
  5. Nicole Abbott, CRNACertified Registered Nurse Anesthetist1790329860
  6. Ahmed Abdel-Latif, M.D.Interventional Cardiology Physician1518181239

Verify Christinna Marie Masters in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4704190817    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

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47% fewer Medicare Part D claims than the average nurse practitioner in 2024

589 Medicare Part D claims for 107 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Christinna Masters589
  2. Specialty average1,109

Most prescribed

  1. Baclofen82 claims
  2. Dimethyl Fumarate68 claims
  3. Dalfampridine Er48 claims
  4. Gabapentin44 claims
  5. Modafinil29 claims
  6. Glatiramer Acetate28 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.

704 nurse practitioner records list a practice address in Ann Arbor

They are 704 of the 15,616 NPPES records with a practice address in Ann Arbor, and 3,574 nurse practitioner records in Michigan.

All 704 in Ann Arbor → All 3,574 in Michigan → Every provider in Ann Arbor →

Other nurse practitioner records in Michigan

  1. Amina Abair, NP-CFlint, MI1083165161
  2. Linda Abbo, FNP-CFarmington Hills, MI1649814641
  3. Bilal Abdulla, NPDearborn, MI1912469701
  4. Sandra Abdullah, FNP-BCRochester Hills, MI1598592644
  5. Renee Aboona, NP-CRoyal Oak, MI1598346629
  6. Douglas Abraham, APRN, FNP-C, ENP-C,Battle Creek, MI1811689144
  7. Karyn Abrahamson, NPManistee, MI1588683288
  8. Sara Adair, NPNorton Shores, MI1841801362
  9. Barbara Adam, N.P.Detroit, MI1881918357
  10. Aimee Adams, ANP-BCLivonia, MI1740620970

Common questions

What is Christinna Marie Masters, MSN, NP-C's NPI number?

Christinna Marie Masters, MSN, NP-C's National Provider Identifier (NPI) is 1992274955, issued on Nov 20, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Christinna Marie Masters, MSN, NP-C located?

The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 936-4000. Providers update this record themselves, so call before visiting.

How can I verify Christinna Marie Masters, MSN, NP-C's license?

NPPES lists Michigan license number 4704190817, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Christinna Marie Masters, MSN, NP-C prescribe under Medicare Part D?

In 2024, Christinna Marie Masters, MSN, NP-C had 589 Medicare Part D claims for 107 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.