Isaac Vielma, M.D.
Hospice and Palliative Medicine (Family Medicine) Physician · Reseda, CA
Isaac Vielma, M.D. is a hospice and palliative medicine (family medicine) physician with a practice address in Reseda, California, and NPI 1831284207, issued on Oct 3, 2006. Check the license (California A90584, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Isaac Vielma
- Credential
- M.D.
- Primary taxonomy
- Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X
- License number
- A90584 CA
Self-reported in NPPES; status is on the state search - Practice location
- 18855 Victory Blvd, Reseda, CA 91335
- Phone
- (818) 920-8070
- Enumerated
- Oct 3, 2006
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (818) 245-1707
- Medicaid ID
- 2580338 CA
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (family medicine) physician records → All 128 in California → Look up another NPI →
Also registered at 18855 Victory Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Thomas Dao, DPTPhysical Therapist1255989208
- Shahin Delkhah, M.D.Internal Medicine Physician1265477749
- Noachim Marco, M.D.Internal Medicine Physician1366848335
- Lydia Wilson, GNPGerontology Nurse Practitioner1093729824
Verify Isaac Vielma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90584Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average hospice and palliative medicine (family medicine) physician in 2024
610 Medicare Part D claims for 112 beneficiaries, against an average of 1,129 among the 731 providers of this specialty who prescribed in Part D. 215 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen48 claims
- Fentanyl43 claims
- Lactulose31 claims
- Meloxicam31 claims
- Hydromorphone Hcl29 claims
- Morphine Sulfate Er29 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.
Isaac Vielma among 128 hospice and palliative medicine (family medicine) physician records in California
Isaac Vielma, M.D. is one of 128 hospice and palliative medicine (family medicine) physician records with a practice address in California. 81% 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, 72% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2021 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QH0002X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Family Medicine) Physician providers in California
There are 128 hospice and palliative medicine (family medicine) physician records in California.
All 128 in California → Every provider in Reseda → Hospice and Palliative Medicine (Family Medicine) Physician nationwide →
The 8 hospice and palliative medicine (family medicine) physician records with the nearest ZIP codes
- Lusine Antinyan, FNPArleta, CA 913311124783014
- Ashkan Imanzahrai, MDWoodland Hills, CA 913671205944907
- Liliana Diaz Bustamante, MDPanorama City, CA 914021619472396
- Puzant Topaljekian, M.D.Sherman Oaks, CA 914031043745821
- Carmela DohlSherman Oaks, CA 914231710809934
- James Reilly, M.D.Glendale, CA 912081891776258
- Norr Santz, M.D.Pasadena, CA 911051154731255
- Nicholas Jauregui, M.DSierra Madre, CA 910241205869807
Common questions
What is Isaac Vielma, M.D.'s NPI number?
Isaac Vielma, M.D.'s National Provider Identifier (NPI) is 1831284207, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Isaac Vielma, M.D. located?
The NPPES record lists a practice address at 18855 Victory Blvd, Reseda, CA, 91335. Phone: (818) 920-8070. Providers update this record themselves, so call before visiting.
How can I verify Isaac Vielma, M.D.'s license?
NPPES lists California license number A90584, 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 Isaac Vielma, M.D. prescribe under Medicare Part D?
In 2024, Isaac Vielma, M.D. had 610 Medicare Part D claims for 112 beneficiaries; the average among hospice and palliative medicine (family medicine) physician prescribers was 1,129. 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.