NPPES file of Aug 9, 2026

Mitchell J. Applegate, M.D.

Hospitalist Physician · Walnut Creek, CA

Mitchell J. Applegate, M.D. is a hospitalist physician with a practice address in Walnut Creek, California, and NPI 1093803447, issued on Oct 11, 2006. Check the license (California G58030, 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
1093803447
Name
Mitchell J. Applegate
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
G58030 CA
Self-reported in NPPES; status is on the state search
Practice location
1220 Rossmoor Pkwy, Walnut Creek, CA 94595
Phone
(925) 947-3393
Enumerated
Oct 11, 2006
Record last updated
Mar 2, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(925) 947-3396
Medicaid ID
1093803447 CA
Medicare enrollment
Enrolled (PECOS I20141125001515); accepts Medicare assignment
Medical or professional school
University Of South Carolina School Of Medicine, 1985
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 1220 Rossmoor Pkwy

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

  1. Viviane Alfandary, M.D.Internal Medicine Physician1053338095
  2. Megha AmbatiInternal Medicine Physician1083849111
  3. Sohrab Amiri, M.D.Internal Medicine Physician1811420243
  4. Anusha Bakshi, M.D.Internal Medicine Physician1346778909
  5. Christian Balzer, M.D.Internal Medicine Physician1518104892
  6. Yeran Bao, M.D.Endocrinology, Diabetes & Metabolism Physician1952317604

Verify Mitchell J. Applegate in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G58030
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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21% fewer Medicare Part D claims than the average hospitalist physician in 2024

411 Medicare Part D claims for 144 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Mitchell Applegate411
  2. Specialty average521

Most prescribed

  1. Pantoprazole Sodium25 claims
  2. Prednisone23 claims
  3. Eliquis19 claims
  4. Cefpodoxime Proxetil18 claims
  5. Metoprolol Succinate14 claims
  6. Furosemide13 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): 85.7 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.

  1. Qualityout of 100 · 30% of the final score82.7
  2. Costout of 100 · 30%70.6
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. John Muir Physician NetworkConcord, CA

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

68 hospitalist physician records list a practice address in Walnut Creek

They are 68 of the 6,170 NPPES records with a practice address in Walnut Creek, 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 Mitchell J. Applegate, M.D.'s NPI number?

Mitchell J. Applegate, M.D.'s National Provider Identifier (NPI) is 1093803447, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mitchell J. Applegate, M.D. located?

The NPPES record lists a practice address at 1220 Rossmoor Pkwy, Walnut Creek, CA, 94595. Phone: (925) 947-3393. Providers update this record themselves, so call before visiting.

How can I verify Mitchell J. Applegate, M.D.'s license?

NPPES lists California license number G58030, 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 Mitchell J. Applegate, M.D. prescribe under Medicare Part D?

In 2024, Mitchell J. Applegate, M.D. had 411 Medicare Part D claims for 144 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Mitchell J. Applegate, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.7 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.