Quick answers
- Does Tarquin L. Alwattar accept Medicare assignment?
- Yes. Medicare's clinician data says Tarquin L. Alwattar 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 Tarquin L. Alwattar see?
- In 2024, CMS data shows 119 Original Medicare patients and 537 services for Tarquin L. Alwattar. This counts Original Medicare only and measures volume, not quality.
- What is Tarquin L. Alwattar's NPI number?
- 1619242393. 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 Tarquin L. Alwattar, 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 | 119 |
|---|---|
| Services billed to Medicare | 537 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)201 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)104 services
- Destruction of precancer skin growth, 1 growth (17000)66 services
- Biopsy of related skin growth, first growth (11102)43 services
- Destruction of skin growth, 1-14 growths (17110)38 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 pressure58%
- Arthritis40%
- Osteoporosis27%
- Ischemic heart disease21%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)18%
Practice locations
Addresses where Tarquin L. Alwattar is enrolled with Medicare (CMS data updated October 2, 2026).
- 3300 Webster St, Suite 509Oakland, CA 94609 (510) 452‑0330
Group practices
Medicare enrollment lists Tarquin L. Alwattar as a member of these groups (CMS data updated October 2, 2026).
- Ani Tajirian MD4 clinicians in the group
- Jason F Fung MD a Medical Corporation4 clinicians in the group
- Julia Graves MD Inc3 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Oakland
Clinicians with the same Medicare primary specialty in Oakland, CA — not a recommendation.
Other clinicians in Ani Tajirian MD
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1619242393 |
| 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