Quick answers
- Does Tessa M. Cholmondeley accept Medicare assignment?
- Yes. Medicare's clinician data says Tessa M. Cholmondeley 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 Tessa M. Cholmondeley see?
- In 2024, CMS data shows 148 Original Medicare patients and 1,128 services for Tessa M. Cholmondeley. This counts Original Medicare only and measures volume, not quality.
- What is Tessa M. Cholmondeley's NPI number?
- 1124132873. 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 Tessa M. Cholmondeley, 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 | 148 |
|---|---|
| Services billed to Medicare | 1,128 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)170 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)143 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)123 services
- Annual alcohol misuse screening, 5 to 15 minutes (G0442)119 services
- Annual depression screening, 5 to 15 minutes (G0444)116 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 cholesterol75%
- High blood pressure64%
- Arthritis49%
- Ischemic heart disease28%
- Anxiety28%
- Osteoporosis27%
Hospitals where Tessa M. Cholmondeley works
Medicare's Facility Affiliation Data lists Tessa M. Cholmondeley 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.
- Reston Hospital CenterReston, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490107
Practice locations
Addresses where Tessa M. Cholmondeley is enrolled with Medicare (CMS data updated October 2, 2026).
- 1830 Town Ctr Dr, Suite 207Reston, VA 20190 (703) 435‑2227
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Reston
Clinicians with the same Medicare primary specialty in Reston, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Connecticut School Of Medicine |
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1124132873 |
| 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