Qaiser Niaz, MD
Hematology & Oncology Physician · Hayward, CA
Qaiser Niaz, MD is a hematology & oncology physician with a practice address in Hayward, California, and NPI 1528056389, issued on Oct 6, 2005. Check the license (California C55286, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Qaiser Niaz
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- C55286 CA
28392 AL
43954 KY
11201 NV
Self-reported in NPPES; status is on the state search - Practice location
- 27206 Calaroga Ave, Hayward, CA 94545
- Phone
- (510) 264-0300
- Enumerated
- Oct 6, 2005
- Record last updated
- Nov 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (510) 264-9510
- Medicaid IDs
- 009912297 AL
7100146950 KY - Medicare enrollment
- Enrolled (PECOS I20130117000059); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 27206 Calaroga Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Raul Gentini, MDFamily Medicine Physician1942496617
- Veena Gowra, M.D.Family Medicine Physician1518115906
- Darrel Keyser, MDSurgery of the Hand (Surgery) Physician1346292539
Verify Qaiser Niaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C55286Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,471 Medicare Part D claims for 234 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 121 claims were for opioids.
Most prescribed
- Anastrozole112 claims
- Ondansetron Hcl83 claims
- Prochlorperazine Maleate78 claims
- Dexamethasone71 claims
- Hydrocodone-Acetaminophen69 claims
- Gabapentin62 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.
Industry payments in 2024: $4,030.56
167 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Epic CareEmeryville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Qaiser Niaz among 1,583 hematology & oncology physician records in California
Qaiser Niaz, MD is one of 1,583 hematology & oncology physician records with a practice address in California. 83% 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, 92% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1996 · median 2003 among the 1,124 with a school on file
- Record last updated2012 · 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 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in Hayward → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Neha Desouza, MDHayward, CA 945451598109324
- Grant Goodman, MDHayward, CA 945451154495760
- Michael Jensen-Akula, MDHayward, CA 945451871671636
- Howard Kleckner, MDHayward, CA 945451386722148
- Suguna Chirla, M.DCastro Valley, CA 945461124105176
- Mahboub Noori, MDCastro Valley, CA 945461831695915
- Usha Sunkara, M.D,Castro Valley, CA 945461346267028
- Kun Xiao, MD MPHCastro Valley, CA 945461710326889
Common questions
What is Qaiser Niaz, MD's NPI number?
Qaiser Niaz, MD's National Provider Identifier (NPI) is 1528056389, issued on Oct 6, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Qaiser Niaz, MD located?
The NPPES record lists a practice address at 27206 Calaroga Ave, Hayward, CA, 94545. Phone: (510) 264-0300. Providers update this record themselves, so call before visiting.
How can I verify Qaiser Niaz, MD's license?
NPPES lists California license number C55286, 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 Qaiser Niaz, MD prescribe under Medicare Part D?
In 2024, Qaiser Niaz, MD had 1,471 Medicare Part D claims for 234 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.