Dr. Jonathan T. Cheah, MD
Rheumatology (Rheumatology Physician)
119 Belmont St
Worcester, MA 01605
Who else practices at this address →
Worcester County includes primary care (3% of residents) and mental health (11% of residents) shortage areas. About shortage areas
- Medicare participating
At a glance
- Years since graduation
- 16
- In the NPI registry since
- 2013
- Medicare patients seen, 2024
- 345
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2013Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Rheumatology Physician primary
MA license 277944
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Umass Memorial Medical Center/university Campus Worcester, MA
- Umass Memorial Healthalliance Hospitals Leominster, MA
- Umass Memorial Health - Harrington Hospital Southbridge, MA
- Marlborough Hospital Marlborough, MA
Medical groups
- Umass Memorial Medical Group Inc (2,516 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 345
- Services billed
- 727
- Patients’ average age
- 73
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 30-39 minutes | 259 | 181 |
| New patient office or other outpatient visit, 45-59 minutes | 68 | 68 |
| Established patient office or other outpatient visit, 40-54 minutes | 51 | 37 |
| Aspiration and/or injection of fluid from large joint | 34 | 24 |
| Established patient office or other outpatient visit, 20-29 minutes | 31 | 30 |
| New patient office or other outpatient visit, 30-44 minutes | 17 | 17 |
| New patient office or other outpatient visit, 60-74 minutes | 12 | 12 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Hydroxychloroquine Sulfate Other prescribers in Worcester, MA | 202 |
| Prednisone Other prescribers in Worcester, MA | 168 |
| Methotrexate (methotrexate sodium) Other prescribers in Worcester, MA | 87 |
| Pregabalin Other prescribers in Worcester, MA | 78 |
| Leflunomide Other prescribers in Worcester, MA | 66 |
| Allopurinol Other prescribers in Worcester, MA | 57 |
| Colchicine Other prescribers in Worcester, MA | 56 |
| Tramadol Hcl Other prescribers in Worcester, MA | 52 |
| Gabapentin Other prescribers in Worcester, MA | 52 |
| Enbrel Sureclick (etanercept) Other prescribers in Worcester, MA | 50 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 4 companies reported 10 payments worth $8,800 in total to this clinician.
| Amgen Inc. | $6,045 |
|---|---|
| Alexion Pharmaceuticals, Inc. | $2,652 |
| Janssen Biotech, Inc. | $79.99 |
| Stryker Corporation | $23.00 |
| Consulting Fee | $8,062 |
|---|---|
| Travel and Lodging | $508 |
| Food and Beverage | $149 |
| Education | $79.99 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Amgen Inc. Nov 25, 2025 | Consulting Fee EVENITY · Bone Health | $3,040 |
| Alexion Pharmaceuticals, Inc. Oct 15, 2025 | Consulting Fee | $2,590 |
| Amgen Inc. Nov 25, 2025 | Consulting Fee EVENITY · Bone Health | $2,432 |
| Amgen Inc. Oct 21, 2025 | Travel and Lodging travel to LAS VEGAS, NV · in-kind | $256 |
| Amgen Inc. Oct 21, 2025 | Travel and Lodging travel to BOSTON, MA · in-kind | $175 |
| Janssen Biotech, Inc. Dec 3, 2025 | Education TREMFYA · Immunology · in-kind | $79.99 |
| Amgen Inc. Nov 25, 2025 | Travel and Lodging EVENITY · Bone Health · travel to Las Vegas, NV | $77.09 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.