Quick answers
- Does John P. Schreiber Ii accept Medicare assignment?
- Yes. Medicare's clinician data says John P. Schreiber Ii 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 John P. Schreiber Ii see?
- In 2024, CMS data shows 8,727 Original Medicare patients and 30,402 services for John P. Schreiber Ii. This counts Original Medicare only and measures volume, not quality.
- What is John P. Schreiber Ii's NPI number?
- 1003891359. 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 John P. Schreiber Ii, 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 | 8,727 |
|---|---|
| Services billed to Medicare | 30,402 |
| Different services or procedures | 108 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)13,644 services
- Screening 3d breast mammography (77063)5,556 services
- Screening mammography (77067)5,537 services
- Piflufolastat f-18, diagnostic, 1 millicurie (A9595)920 services
- Dxa bone density measurement of hip, pelvis, spine (77080)820 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%
- Arthritis48%
- Diabetes34%
- Osteoporosis22%
- Ischemic heart disease18%
Practice locations
Addresses where John P. Schreiber Ii is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 10215 Fernwood Rd, Suite 620Bethesda, MD 20817 (888) 601‑0943
- 1562 Opossumtown PikeFrederick, MD 21702 (888) 601‑0943
- 3280 Urbana Pike, Suite 105Ijamsville, MD 21754 (888) 601‑0943
- 504 E Ridgeville Blvd, Suite 130Mount Airy, MD 21771 (888) 601‑0943
- 7140 Contee Rd, Suite 2000Laurel, MD 20707 (443) 436‑1666
Group practices
Medicare enrollment lists John P. Schreiber Ii as a member of this group (CMS data updated October 2, 2026).
- Community Radiology Associates Inc65 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Bethesda
Clinicians with the same Medicare primary specialty in Bethesda, MD — not a recommendation.
Other clinicians in Community Radiology Associates Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 1998 (28 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003891359 |
| 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
- 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