Doctor profile · Federal record
Dr. Arun Villivalam, M.D,
Family Medicine Physician (CMS: Family Practice) · Los Gatos, CA
- NPI 1639355944
- Accepts Medicare
- 28 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
15195 National Ave, Suite 205
Los Gatos, CA 950322631
(408) 502-6040
fax (408) 502-6040
Credentials & registration
- NPI registered
- January 2008 — 18 yrs on file
- Profile last updated
- April 29, 2016
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A73520
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639355944. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
935
Distinct HCPCS
7
Medicare allowed
$124,978
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 439 | 176 | $154 | |
99497 |
Advance care planning, first 30 minutes | 179 | 179 | $96 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 163 | 163 | $156 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 60 | 60 | $198 | |
36415 |
Insertion of needle into vein for collection of blood sample | 56 | 25 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 22 | 19 | $109 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 16 | 16 | $18 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 134. This provider delivers 7.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,454
Patients
412
Total drug cost
$20,700
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 373 | 108 | $4,577 |
| Levothyroxine Sodium | Generic | 168 | 45 | $2,727 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 161 | 44 | $1,378 |
| Rosuvastatin Calcium | Generic | 117 | 43 | $2,238 |
| Amlodipine Besylate | Generic | 86 | 26 | $1,175 |
| Trazodone Hcl | Generic | 82 | 24 | $1,237 |
| Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) | Brand | 65 | 16 | $343 |
| Losartan Potassium | Generic | 57 | 16 | $1,117 |
| Metformin Hcl | Generic | 55 | 14 | $719 |
| Tamsulosin Hcl | Generic | 53 | 16 | $1,034 |
Hospital affiliations
Frequently asked questions
What is Dr. Arun Villivalam's medical specialty?
Dr. Arun Villivalam practices Family Medicine Physician in Los Gatos, CA.
Where does Dr. Arun Villivalam practice?
Dr. Arun Villivalam practices at 15195 National Ave, Los Gatos, CA 950322631. Office phone: 4085026040.
What is Dr. Arun Villivalam's NPI?
Dr. Arun Villivalam's National Provider Identifier (NPI) is 1639355944, issued by NPPES.
Does Dr. Arun Villivalam accept Medicare assignment?
Yes. Dr. Arun Villivalam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arun Villivalam commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Advance care planning (HCPCS 99497); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.