Millie Arora
Internal Medicine Physician · Orange, CA
Millie Arora is an internal medicine physician with a practice address in Orange, California, and NPI 1003347527, issued on Mar 26, 2017. Check the license (California 20A17065, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Millie Arora
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A17065 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-5691
- Enumerated
- Mar 26, 2017
- Record last updated
- Jul 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (714) 456-8874
- Medicare enrollment
- Enrolled (PECOS I20200515001002); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brandon Abeyta, MDAnesthesiology Physician1841291804
Verify Millie Arora in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A17065Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
36 Medicare Part D claims for 16 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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): 74.5 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
- Regents OF The University OF CaliforniaSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Millie Arora among 17,696 internal medicine physician records in California
Millie Arora is one of 17,696 internal medicine physician records with a practice address in California. 79% 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, 16% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2017 · median 2004 among the 11,065 with a school on file
- Record last updated2020 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
187 internal medicine physician records list a practice address in Orange
They are 187 of the 13,245 NPPES records with a practice address in Orange, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Orange → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jane Abdelhadi, M.D.Orange, CA 928681124097100
- Edwin Alexander, M.D.Orange, CA 928681659315752
- Romilla Batra, MDOrange, CA 928681871545038
- Ronald Daoud, M.D.Orange, CA 928681093732992
- Nadia Elihu, M.D.Orange, CA 928681659340156
- Roy Herndon, M.D.Orange, CA 928681417928383
- Deepti Pandita, MDOrange, CA 928681255358727
- Maryam Rahimi, MDOrange, CA 928681043268949
Common questions
What is Millie Arora's NPI number?
Millie Arora's National Provider Identifier (NPI) is 1003347527, issued on Mar 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Millie Arora located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-5691. Providers update this record themselves, so call before visiting.
How can I verify Millie Arora's license?
NPPES lists California license number 20A17065, 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 Millie Arora prescribe under Medicare Part D?
In 2024, Millie Arora had 36 Medicare Part D claims for 16 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Millie Arora's MIPS final score?
The 2023 MIPS final score is 74.5 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.