David J. Slomiany, MD
Pediatric Hematology & Oncology Physician · Goleta, CA
David J. Slomiany, MD is a pediatric hematology & oncology physician with a practice address in Goleta, California, and NPI 1518934710, issued on Mar 7, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David J. Slomiany
- Credential
- MD
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License number
- 35094 MN
Self-reported in NPPES; status is on the state search - Practice location
- 5333 Hollister Ave, Goleta, CA 93111
- Phone
- (805) 879-4244
- Enumerated
- Mar 7, 2006
- Record last updated
- Oct 20, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (805) 879-4266
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 417 in California → Look up another NPI →
Also registered at 5333 Hollister Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David J. Slomiany in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average pediatric hematology & oncology physician in 2024
19 Medicare Part D claims, against an average of 94 among the 300 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.
David J. Slomiany among 417 pediatric hematology & oncology physician records in California
David J. Slomiany, MD is one of 417 pediatric hematology & oncology physician records with a practice address in California. 53% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 65% newer
- In a Medicare fileYes · 53% of these records are
- In the CMS Doctors and Clinicians fileNo · 29% of these records are
- Record last updated2016 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Hematology & Oncology Physician providers in California
There are 417 pediatric hematology & oncology physician records in California.
All 417 in California → Every provider in Goleta → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Asneha Iqbal, MDGoleta, CA 931111336428820
- Shivani Upadhyay, M.D.Santa Barbara, CA 931111073788360
- Cathryn Howarth, MDSanta Barbara, CA 931021881733731
- Francisco Bracho, M.D.Ventura, CA 930031154329209
- Geoffrey Cheng, MDOrange, CA 928681003307687
- Navid Djassemi, MDOrange, CA 928681447754031
- Jamie Frediani, M.D.Orange, CA 928681447540505
- Megan Gooch, MDOrange, CA 928681184041634
Common questions
What is David J. Slomiany, MD's NPI number?
David J. Slomiany, MD's National Provider Identifier (NPI) is 1518934710, issued on Mar 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David J. Slomiany, MD located?
The NPPES record lists a practice address at 5333 Hollister Ave, Goleta, CA, 93111. Phone: (805) 879-4244. Providers update this record themselves, so call before visiting.
How can I verify David J. Slomiany, MD's license?
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 David J. Slomiany, MD prescribe under Medicare Part D?
In 2024, David J. Slomiany, MD had 19 Medicare Part D claims; the average among pediatric hematology & oncology physician prescribers was 94. 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.