Dr. Gregory Jaffe
Family Medicine (Family Medicine Physician)
- Medicare participating
At a glance
- Years since graduation
- 11
- In the NPI registry since
- 2015
- Medicare patients seen, 2024
- 97
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
- 2015Registered 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
-
Family Medicine Physician primary
PA license MD464632
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Thomas Jefferson University Hospital Philadelphia, PA
Medical groups
- Jefferson University Physicians (1,531 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
- 97
- Services billed
- 189
- Patients’ average age
- 70
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 30-39 minutes | 80 | 57 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 44 | 17 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 23 | 23 |
| Hospital discharge day management, more than 30 minutes | 21 | 20 |
| Established patient office or other outpatient visit, 20-29 minutes | 19 | 19 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 16 | 16 |
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
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, 1 companies reported 18 payments worth $17,128 in total to this clinician.
| GlaxoSmithKline, LLC. | $17,128 |
|---|
| Consulting Fee | $15,925 |
|---|---|
| Travel and Lodging | $1,088 |
| Food and Beverage | $116 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| GlaxoSmithKline, LLC. Aug 19, 2025 | Consulting Fee | $8,450 |
| GlaxoSmithKline, LLC. Jan 13, 2025 | Consulting Fee | $2,250 |
| GlaxoSmithKline, LLC. May 7, 2025 | Consulting Fee | $1,950 |
| GlaxoSmithKline, LLC. May 15, 2025 | Consulting Fee | $1,000 |
| GlaxoSmithKline, LLC. Oct 8, 2025 | Consulting Fee | $975 |
| GlaxoSmithKline, LLC. Apr 18, 2025 | Consulting Fee | $650 |
| GlaxoSmithKline, LLC. Nov 24, 2025 | Consulting Fee | $650 |
| GlaxoSmithKline, LLC. Jul 14, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $277 |
| GlaxoSmithKline, LLC. Jul 17, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $200 |
| GlaxoSmithKline, LLC. Jun 16, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $169 |
All 16 payments other than meals, newest first
| Company | What it was for | Amount |
|---|---|---|
| GlaxoSmithKline, LLC. Nov 24, 2025 | Consulting Fee | $650 |
| GlaxoSmithKline, LLC. Oct 8, 2025 | Consulting Fee | $975 |
| GlaxoSmithKline, LLC. Aug 19, 2025 | Consulting Fee | $8,450 |
| GlaxoSmithKline, LLC. Jul 17, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $200 |
| GlaxoSmithKline, LLC. Jul 15, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $164 |
| GlaxoSmithKline, LLC. Jul 15, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $152 |
| GlaxoSmithKline, LLC. Jul 15, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $31.41 |
| GlaxoSmithKline, LLC. Jul 15, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $31.41 |
| GlaxoSmithKline, LLC. Jul 14, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $277 |
| GlaxoSmithKline, LLC. Jul 14, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $31.41 |
| GlaxoSmithKline, LLC. Jun 16, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $169 |
| GlaxoSmithKline, LLC. Jun 16, 2025 | Travel and Lodging travel to New Haven, CT · in-kind | $31.41 |
| GlaxoSmithKline, LLC. May 15, 2025 | Consulting Fee | $1,000 |
| GlaxoSmithKline, LLC. May 7, 2025 | Consulting Fee | $1,950 |
| GlaxoSmithKline, LLC. Apr 18, 2025 | Consulting Fee | $650 |
| GlaxoSmithKline, LLC. Jan 13, 2025 | Consulting Fee | $2,250 |
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.