Quick answers
- Does Katherine Manzanares accept Medicare assignment?
- Yes. Medicare's clinician data says Katherine Manzanares 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 Katherine Manzanares see?
- In 2024, CMS data shows 58 Original Medicare patients and 160 services for Katherine Manzanares. This counts Original Medicare only and measures volume, not quality.
- What is Katherine Manzanares's NPI number?
- 1316040660. 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 Katherine Manzanares, 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 | 58 |
|---|---|
| Services billed to Medicare | 160 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)60 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)16 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 cholesterol66%
- High blood pressure59%
- Arthritis41%
- Diabetes22%
- Depression19%
- Chronic kidney disease19%
Hospitals where Katherine Manzanares works
Medicare's Facility Affiliation Data lists Katherine Manzanares 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.
- Inova Alexandria HospitalAlexandria, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 490040
- Inova Mount Vernon HospitalAlexandria, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490122
Practice locations
Addresses where Katherine Manzanares is enrolled with Medicare (CMS data updated October 2, 2026).
- 6355 Walker Ln, 308 Metropolitan EntAlexandria, VA 22310 (703) 313‑7700
- 8109 Hinson Farm Rd, Suite 504Alexandria, VA 22306 (703) 780‑2800
- 9455 Lorton Market St, Suite 100Lorton, VA 22079 (703) 780‑2800
- 9470 Annapolis Rd, Suite 309Lanham, MD 20706 (202) 832‑1800
- 950 N Glebe Rd, Suite 700Arlington, VA 22203
Group practices
Medicare enrollment lists Katherine Manzanares as a member of these groups (CMS data updated October 2, 2026).
- Privia Medical Group, LLC1,533 clinicians in the group
- Loudoun Medical Group, PC271 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Alexandria
Clinicians with the same Medicare primary specialty in Alexandria, VA — not a recommendation.
Other clinicians in Privia Medical Group, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1316040660 |
| 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