Quick answers
- Does Stephen A. Griffin Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Stephen A. Griffin Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Stephen A. Griffin Jr. see?
- In 2024, CMS data shows 329 Original Medicare patients and 1,703 services for Stephen A. Griffin Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Stephen A. Griffin Jr.'s NPI number?
- 1235564907. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Stephen A. Griffin Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 329 |
|---|---|
| Services billed to Medicare | 1,703 |
| Different services or procedures | 38 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Aspiration of fluid from chest cavity using imaging guidance (32555)551 services
- Ultrasound scan of chest (76604)208 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)196 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)188 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)181 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Heart failure63%
- Ischemic heart disease57%
- Chronic kidney disease56%
- Atrial fibrillation53%
Hospitals where Stephen A. Griffin Jr. works
Medicare's Facility Affiliation Data lists Stephen A. Griffin Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- University of MD Baltimore Washington Medical CenterGlen Burnie, MD · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 210043
Practice locations
Addresses where Stephen A. Griffin Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 219 S Washington StEaston, MD 21601
- 2540 Centreville RdCentreville, MD 21617
- 305 Hospital DrGlen Burnie, MD 21061 (410) 553‑8150
Group practices
Medicare enrollment lists Stephen A. Griffin Jr. as a member of this group (CMS data updated October 2, 2026).
- University of Maryland Community Medical Group Inc477 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Easton
Clinicians with the same Medicare primary specialty in Easton, MD — not a recommendation.
Other clinicians in University of Maryland Community Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235564907 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians