Quick answers
- Does James M. Monihan accept Medicare assignment?
- Yes. Medicare's clinician data says James M. Monihan 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 James M. Monihan see?
- In 2024, CMS data shows 501 Original Medicare patients and 1,434 services for James M. Monihan. This counts Original Medicare only and measures volume, not quality.
- What is James M. Monihan's NPI number?
- 1770583478. 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 James M. Monihan, 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 | 501 |
|---|---|
| Services billed to Medicare | 1,434 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Pathology examination of tissue using a microscope, intermediate complexity (88305)860 services
- Special stained specimen slides to examine tissue, initial procedure (88342)143 services
- Special stained specimen slides to examine tissue, each additional procedure (88341)107 services
- Preparation of tissue for examination by removing any calcium present (88311)56 services
- Pathology examination of tissue using a microscope, moderately high complexity (88307)55 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%
- Arthritis47%
- Diabetes39%
- Ischemic heart disease35%
- Chronic kidney disease30%
Hospitals where James M. Monihan works
Medicare's Facility Affiliation Data lists James M. Monihan 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.
- Beebe Medical CenterLewes, DE · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 080007
- Christiana HospitalNewark, DE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 080001
- Mercy Catholic Medical Center- Mercy FitzgeraldDarby, PA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 390156
- St Francis HospitalWilmington, DE · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 080003
Practice locations
Addresses where James M. Monihan is enrolled with Medicare (CMS data updated October 2, 2026).
- 1201 Langhorne Newtown RdLanghorne, PA 19047
- 1201 Langhorne Newtown Rd, St Mary Medical CenterLanghorne, PA 19047 (215) 750‑2000
- 1500 Lansdowne AveDarby, PA 19023
- 1500 Lansdowne Ave, Suite G103Darby, PA 19023 (610) 237‑7950
- 701 N Clayton St, Suite 301 MsbWilmington, DE 19805 (302) 575‑8103
Group practices
Medicare enrollment lists James M. Monihan as a member of these groups (CMS data updated October 2, 2026).
- Trinity Health Mid-Atlantic Medical Group334 clinicians in the group
- Allied Diagnostic Pathology Consultants PA7 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Langhorne
Clinicians with the same Medicare primary specialty in Langhorne, PA — not a recommendation.
Other clinicians in Trinity Health Mid-Atlantic Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 1984 (42 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770583478 |
| 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