Jeffrey Ha, MD
Internal Medicine Physician · Westborough, MA
Jeffrey Ha, MD is an internal medicine physician with a practice address in Westborough, Massachusetts, and NPI 1891479382, issued on Jun 14, 2023. Check the license (Massachusetts 1028643, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Ha
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 1028643 MA
Self-reported in NPPES; status is on the state search - Practice location
- 900 Union St, Westborough, MA 01581
- Phone
- (508) 871-0700
- Enumerated
- Jun 14, 2023
- Entity
- Type 1 · individual
Also registered at 900 Union St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leah Barker, NPWomen's Health Nurse Practitioner1780753061
- Allison Camacho, NPNurse Practitioner1184841736
- Michael Daley, MDPediatrics Physician1861469751
- Ann Marie Deangelis, M.D.Pediatrics Physician1477500106
- Natalie Dolan, PAPhysician Assistant1992206205
- Leah Doret, M.D.Family Medicine Physician1699781039
Verify Jeffrey Ha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1028643Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
363 Medicare Part D claims for 86 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium28 claims
- Duloxetine Hcl18 claims
- Cyclobenzaprine Hcl17 claims
- Lisinopril14 claims
- Amlodipine Besylate13 claims
- Omeprazole13 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: $81.04
3 payments, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 65,274 providers of this specialty with any payment received $2,536.66 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.
28 internal medicine physician records list a Westborough practice address
They are 28 of the 565 NPPES records with a Westborough practice address, and 7,865 internal medicine physician records in Massachusetts.
All 28 in Westborough → All 7,865 in Massachusetts → Every provider in Westborough →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Jeffrey Ha, MD's NPI number?
Jeffrey Ha, MD's National Provider Identifier (NPI) is 1891479382, issued on Jun 14, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Ha, MD located?
The NPPES record lists a practice address at 900 Union St, Westborough, MA, 01581. Phone: (508) 871-0700. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Ha, MD's license?
NPPES lists Massachusetts license number 1028643, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeffrey Ha, MD prescribe under Medicare Part D?
In 2024, Jeffrey Ha, MD had 363 Medicare Part D claims for 86 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.