Quick answers
- Does Theresa J. Davies accept Medicare assignment?
- Yes. Medicare's clinician data says Theresa J. Davies 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 Theresa J. Davies see?
- In 2024, CMS data shows 175 Original Medicare patients and 668 services for Theresa J. Davies. This counts Original Medicare only and measures volume, not quality.
- What is Theresa J. Davies's NPI number?
- 1144311267. 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 Theresa J. Davies, 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 | 175 |
|---|---|
| Services billed to Medicare | 668 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 86 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)125 services
- Influenza vaccine split virus, preservative free (90662)103 services
- Administration of influenza virus vaccine (G0008)100 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)93 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)68 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%
- Arthritis55%
- Anxiety35%
- Chronic kidney disease31%
- Atrial fibrillation31%
Practice locations
Addresses where Theresa J. Davies is enrolled with Medicare (CMS data updated October 2, 2026).
- 728 Norristown RdLower Gwynedd, PA 19002 (215) 628‑8117
- 728 Norristown Rd, Primary Care Services at Spring House EstatAmbler, PA 19002 (215) 628‑8117
Group practices
Medicare enrollment lists Theresa J. Davies as a member of these groups (CMS data updated October 2, 2026).
- Acts Retirement-Life Communities Inc37 clinicians in the group
- Acts Signature Community Services Inc33 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Lower Gwynedd
Clinicians with the same Medicare primary specialty in Lower Gwynedd, PA — not a recommendation.
Other clinicians in Acts Retirement-Life Communities Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | University Of Miami, Lm Miller School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144311267 |
| 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