Maritess Aranas, D.O.
Internal Medicine Physician · Anaheim, CA
Maritess Aranas, D.O. is an internal medicine physician with a practice address in Anaheim, California, and NPI 1326145079, issued on Sep 17, 2006. Check the license (California 20A8507, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maritess Aranas
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A8507 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2040 S Santa Cruz St Ste 240, Anaheim, CA 92805
- Phone
- (714) 202-2330
- Enumerated
- Sep 17, 2006
- Record last updated
- Sep 11, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (714) 202-2333
- Medicare enrollment
- Enrolled (PECOS I20080123000922); 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 2040 S Santa Cruz St Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raffi Hodikian, M.D.Internal Medicine Physician1760633630
- Anne Onyekwuluje, MDInternal Medicine Physician1649210493
Verify Maritess Aranas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8507Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
608 Medicare Part D claims for 218 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Metoprolol Succinate45 claims
- Eliquis41 claims
- Amlodipine Besylate38 claims
- Carvedilol26 claims
- Atorvastatin Calcium22 claims
- Amiodarone Hcl20 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): 52.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Southern California Hospitalist Network Medical Group IncOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maritess Aranas among 17,696 internal medicine physician records in California
Maritess Aranas, D.O. 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2002 · median 2004 among the 11,065 with a school on file
- Record last updated2018 · 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).
189 internal medicine physician records list a practice address in Anaheim
They are 189 of the 9,018 NPPES records with a practice address in Anaheim, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Anaheim → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Raffi Hodikian, M.D.Anaheim, CA 928051760633630
- Anne Onyekwuluje, MDAnaheim, CA 928051649210493
- Huy Pham, M.D.Anaheim, CA 928051083780274
- Joey Santos, M.D.Anaheim, CA 928051386656114
- David Simon, MDAnaheim, CA 928051922089135
- Andrieu Aguinaldo, MDAnaheim, CA 928041568164572
- Gautam Anugu, MDAnaheim, CA 928041407476468
- Adarsha Bajracharya, MDAnaheim, CA 928041689855561
Common questions
What is Maritess Aranas, D.O.'s NPI number?
Maritess Aranas, D.O.'s National Provider Identifier (NPI) is 1326145079, issued on Sep 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maritess Aranas, D.O. located?
The NPPES record lists a practice address at 2040 S Santa Cruz St Ste 240, Anaheim, CA, 92805. Phone: (714) 202-2330. Providers update this record themselves, so call before visiting.
How can I verify Maritess Aranas, D.O.'s license?
NPPES lists California license number 20A8507, 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 Maritess Aranas, D.O. prescribe under Medicare Part D?
In 2024, Maritess Aranas, D.O. had 608 Medicare Part D claims for 218 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Maritess Aranas, D.O.'s MIPS final score?
The 2023 MIPS final score is 52.3 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.