Sai Kaza, M.D.
Internal Medicine Physician · Newburyport, MA
Sai Kaza, M.D. is an internal medicine physician with a practice address in Newburyport, Massachusetts, and NPI 1700310570, issued on Apr 18, 2017. Check the license (Massachusetts 865234, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sai Kaza
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 865234 MA
Self-reported in NPPES; status is on the state search - Practice location
- 260 Merrimac St, Newburyport, MA 01950
- Phone
- (978) 499-7200
- Enumerated
- Apr 18, 2017
- Record last updated
- Apr 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (978) 499-7288
- Medicare enrollment
- Enrolled (PECOS I20210419001476); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 260 Merrimac St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Beaudoin, M.D.Internal Medicine Physician1902808124
- Kennedy Brown, DCChiropractor1154009991
- Kimberly Carter, CNPFamily Nurse Practitioner1801260344
- Deborah Casson, N.P.Family Nurse Practitioner1639361892
- Maureen Cullen, NPNurse Practitioner1578522702
- Jennah Dieter, D.C.Chiropractor1508873795
Verify Sai Kaza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 865234Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
319 Medicare Part D claims for 184 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 13 claims were for opioids.
Most prescribed
- Cefpodoxime Proxetil37 claims
- Prednisone23 claims
- Amlodipine Besylate13 claims
- Ciprofloxacin Hcl13 claims
- Amoxicillin-Clavulanate Potass12 claims
- Metoprolol Succinate12 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
- Winchester Lahey Inpatient Specialists PLLCWinchester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sai Kaza among 6,825 internal medicine physician records in Massachusetts
Sai Kaza, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 79% of them.
- NPI issued2017 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2017 · median 2004 among the 4,103 with a school on file
- Record last updated2021 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 internal medicine physician records list a practice address in Newburyport
They are 22 of the 558 NPPES records with a practice address in Newburyport, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Newburyport → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stephen Beaudoin, M.D.Newburyport, MA 019501902808124
- Anthony Eaton, M.D.Newburyport, MA 019501831193101
- Daniel Eyink, M.D.Newburyport, MA 019501730160409
- Christopher Harris, M.D.Newburyport, MA 019501912901604
- William Ingram, M.D.Newburyport, MA 019501689679268
- Kimberly Kersten, DONewburyport, MA 019501912903030
- Theresa Leak-Gonzalez, MDNewburyport, MA 019501679587265
- Anthony Lopez, M.D.Newburyport, MA 019501770541815
Common questions
What is Sai Kaza, M.D.'s NPI number?
Sai Kaza, M.D.'s National Provider Identifier (NPI) is 1700310570, issued on Apr 18, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Sai Kaza, M.D. located?
The NPPES record lists a practice address at 260 Merrimac St, Newburyport, MA, 01950. Phone: (978) 499-7200. Providers update this record themselves, so call before visiting.
How can I verify Sai Kaza, M.D.'s license?
NPPES lists Massachusetts license number 865234, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sai Kaza, M.D. prescribe under Medicare Part D?
In 2024, Sai Kaza, M.D. had 319 Medicare Part D claims for 184 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.