NPPES file of Aug 9, 2026

Christie Lynn Masters, MD, MBA, MHA

Hospitalist Physician · Santa Monica, CA

Christie Lynn Masters, MD, MBA, MHA is a hospitalist physician with a practice address in Santa Monica, California, and NPI 1467613521, issued on Jun 21, 2008. Check the license (California A 116430, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467613521
Name
Christie Lynn Masters
Credential
MD, MBA, MHA
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A 116430 CA
Self-reported in NPPES; status is on the state search
Practice location
1250 16TH St, Santa Monica, CA 90404
Phone
(310) 319-4698
Enumerated
Jun 21, 2008
Record last updated
Mar 23, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(310) 319-4908
Medicaid ID
1467613521 CA
Medicare enrollment
Enrolled (PECOS I20110722000142); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1250 16TH St

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

  1. Melanie Altamirano-CariagaNurse Practitioner1588060198
  2. Miguel Arellano, NPNurse Practitioner1295460806
  3. Jason Bahk, M.D.Hospitalist Physician1245573187
  4. Christopher BelfourEmergency Medicine Physician1518259837
  5. Umesh Bhagia, MDSurgery Physician1568468528
  6. Cassandra Blaylock, NPHematology & Oncology Physician1588043400

Verify Christie Lynn Masters in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A 116430
    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
Open the California license search

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45% fewer Medicare Part D claims than the average hospitalist physician in 2024

286 Medicare Part D claims for 121 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 13 claims were for opioids.

  1. Christie Masters286
  2. Specialty average521

Most prescribed

  1. Amoxicillin-Clavulanate Potass14 claims
  2. Eliquis14 claims
  3. Pantoprazole Sodium13 claims
  4. Furosemide11 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 MIPS final score for 2023 (Medicare payment program): 88.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%87.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaSanta Monica, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

96 hospitalist physician records list a practice address in Santa Monica

They are 96 of the 5,151 NPPES records with a practice address in Santa Monica, and 3,099 hospitalist physician records in California.

Other hospitalist physician records in California

  1. Zina Abbas, M.D.Chula Vista, CA1962799189
  2. Abdul Abdali, M.D.French Camp, CA1104319771
  3. Michael Abdel-Malek, MDDublin, CA1952388852
  4. Amr Abdelaty, MDWoodland, CA1962996348
  5. Anwar Abdelhadi, M.D.Orange, CA1093784191
  6. Farid Abdelmalak, M.D.Santa Monica, CA1912392937
  7. Elijah AbdelmeseehLong Beach, CA1346827631
  8. Homayoun Abdollahzadeh, M.D.Rancho Mirage, CA1871802454
  9. Wajidah Abdul-KhabirDuarte, CA1215323522
  10. Rizwana Abdullah, MDRoseville, CA1194899401

Common questions

What is Christie Lynn Masters, MD, MBA, MHA's NPI number?

Christie Lynn Masters, MD, MBA, MHA's National Provider Identifier (NPI) is 1467613521, issued on Jun 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Christie Lynn Masters, MD, MBA, MHA located?

The NPPES record lists a practice address at 1250 16TH St, Santa Monica, CA, 90404. Phone: (310) 319-4698. Providers update this record themselves, so call before visiting.

How can I verify Christie Lynn Masters, MD, MBA, MHA's license?

NPPES lists California license number A 116430, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christie Lynn Masters, MD, MBA, MHA prescribe under Medicare Part D?

In 2024, Christie Lynn Masters, MD, MBA, MHA had 286 Medicare Part D claims for 121 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Christie Lynn Masters, MD, MBA, MHA's MIPS final score?

The 2023 MIPS final score is 88.2 of 100. 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.