Ashim Arora, M.D.
Pulmonary Disease Physician · Simi Valley, CA
Ashim Arora, M.D. is a pulmonary disease physician with a practice address in Simi Valley, California, and NPI 1639161581, issued on Aug 17, 2005. Check the license (California A51729, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ashim Arora
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- A51729 CA
Self-reported in NPPES; status is on the state search - Practice location
- 158 Macaw LN, Simi Valley, CA 93065
- Phone
- (805) 584-1930
- Enumerated
- Aug 17, 2005
- Record last updated
- Jul 12, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (805) 584-1932
- Medicaid ID
- 00A517290 CA
- Medicare enrollment
- Enrolled (PECOS I20060111000944); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 158 Macaw LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brandi Ford, FNP-CFamily Nurse Practitioner1134836133
- Heather Hirsh, PAPhysician Assistant1245402130
- Kelly Schlatter, PA-CPhysician Assistant1538569710
Verify Ashim Arora in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A51729Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.2 times the Medicare Part D claims of the average pulmonary disease physician in 2024
7,385 Medicare Part D claims for 736 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims. 31 claims were for opioids.
Most prescribed
- Trelegy Ellipta467 claims
- Montelukast Sodium407 claims
- Albuterol Sulfate Hfa297 claims
- Levothyroxine Sodium249 claims
- Atorvastatin Calcium248 claims
- Prednisone243 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.
Bills Medicare through one group practice
- Ashim Arora A Medical CorporationSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ashim Arora among 1,443 pulmonary disease physician records in California
Ashim Arora, M.D. is one of 1,443 pulmonary disease physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1986 · median 2002 among the 1,061 with a school on file
- Record last updated2019 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California.
All 1,443 in California → Every provider in Simi Valley → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Duc Nguyen, MDSimi Valley, CA 930651306945365
- Ryan Gil, MDOxnard, CA 930361235635368
- Daniel Goba, M.D.Oxnard, CA 930361306031810
- Movses Hayrabedian, MDOxnard, CA 930361801265046
- Darren Maehara, M.D.Oxnard, CA 930361700145265
- David Mescher, M.D.Oxnard, CA 930361912908856
- Gergana Nelson, MDOxnard, CA 930361972846954
- Zachary Taich, MDOxnard, CA 930361174055180
Common questions
What is Ashim Arora, M.D.'s NPI number?
Ashim Arora, M.D.'s National Provider Identifier (NPI) is 1639161581, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ashim Arora, M.D. located?
The NPPES record lists a practice address at 158 Macaw LN, Simi Valley, CA, 93065. Phone: (805) 584-1930. Providers update this record themselves, so call before visiting.
How can I verify Ashim Arora, M.D.'s license?
NPPES lists California license number A51729, 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 Ashim Arora, M.D. prescribe under Medicare Part D?
In 2024, Ashim Arora, M.D. had 7,385 Medicare Part D claims for 736 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.
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.