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Edit this profileAt a glance
- 10 Winthrop St, Worcester, MA 01604
About Dr. Trister
Based in Worcester, MA, Jon Trister, M.D. is listed in the NPI registry under internal medicine. According to Medicare claims data, Jon cared for 698 Medicare patients across 1,676 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1639131352 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (508) 754-9950
- Email not available
Practice Locations
10 WINTHROP ST
Worcester, MA 01604
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
Procedures Most Often Billed to Medicare
1,676 services · 698 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
58 | More often than most peers in Internal Medicine |
| Injection into tendon or ligament | Procedure | 20550 |
39 | More often than most peers in Internal Medicine |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
19 | As often as other peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
63 | More often than most peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
38 | Less often than most peers in Internal Medicine |
| Influenza vaccine, trivalent derived from cell cultures | Treatment | 90661 |
26 | As often as other peers in Internal Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
524 | More than most peers in Internal Medicine |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
37 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
408 | More than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
352 | More often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other internists in Worcester 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1975 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 7
Providers in MA who bill this service to Medicare most often.
Common questions
What does Jon Trister specialize in?
Jon Trister is an internist in Worcester, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Jon Trister located?
Jon Trister is listed at 10 Winthrop St, Worcester, MA 01604. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jon Trister's phone number?
The number on file is (508) 754-9950. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jon Trister's NPI number?
Jon Trister's National Provider Identifier is 1639131352. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Jon Trister train?
Jon Trister attended Other, graduating in 1975. This comes from the CMS National Downloadable File.
CMS public data
How long has Jon Trister been practicing?
Jon Trister has 51 years experience. Calculated from a graduation year of 1975, reported in the CMS National Downloadable File.
CMS public data
What does Jon Trister do most often?
According to Medicare billing data, Jon Trister performs procedures including aspiration and/or injection of fluid from large joint, injection into tendon or ligament and destruction of precancer skin growth, 1 growth; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Jon Trister confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jon Trister. If this is you, claiming it is free.
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