Doctor profile · Federal record
Dr. Kristin Viola, PA
Physician Assistant · Orange, CA
- NPI 1619517778
- Accepts Medicare
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 456-8888 - Mailing address
-
200 S Manchester Ave Ste 300
Orange, CA 928683219
Credentials & registration
- NPI registered
- January 2020 — 6 yrs on file
- Profile last updated
- July 16, 2024
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #57659
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619517778. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
298
Distinct HCPCS
4
Medicare allowed
$35,088
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 253 | 120 | $118 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 18 | 18 | $202 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 16 | 12 | $84 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 11 | 11 | $22 |
In context: peer comparison
Among 38 peers in this city , average services per provider: 150. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$1,465
Transactions
49
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 8 | $169.96 | |
| AstraZeneca Pharmaceuticals LP | 6 | $162.56 | |
| PFIZER INC. | 7 | $144.29 | |
| Celgene Corporation | 5 | $110.09 | |
| PharmaEssentia USA Corporation | 3 | $101.18 | |
| Exelixis Inc. | 3 | $97.16 | |
| Merck Sharp & Dohme LLC | 3 | $64.83 | |
| Eisai Inc. | 3 | $60.19 | |
| ABBVIE INC. | 3 | $55.76 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 2 | $46.46 | |
| Lilly USA, LLC | 2 | $43.07 | |
| Daiichi Sankyo Inc. | 1 | $29.19 | |
| Stemline Therapeutics Inc. | 1 | $26.81 | |
| Coherus Biosciences Inc. | 1 | $26.33 | |
| Incyte Corporation | 1 | $26.28 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
415
Patients
72
Total drug cost
$1,644,790
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 64 | 23 | $2,406 |
| Anastrozole | Generic | 54 | 23 | $2,613 |
| Ibrance (Palbociclib) | Brand | 50 | 0 | $832,666 |
| Eliquis (Apixaban) | Brand | 43 | 14 | $52,548 |
| Revlimid (Lenalidomide) | Brand | 29 | 0 | $597,616 |
| Hydroxyurea | Generic | 28 | 0 | $1,048 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 22 | 0 | $1,042 |
| Ondansetron Hcl | Generic | 20 | 12 | $323 |
| Potassium Chloride | Generic | 20 | 0 | $536 |
| Warfarin Sodium | Generic | 18 | 0 | $647 |
Hospital affiliations
Frequently asked questions
What is Dr. Kristin Viola's medical specialty?
Dr. Kristin Viola practices Physician Assistant in Orange, CA.
Where does Dr. Kristin Viola practice?
Dr. Kristin Viola practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7144568888.
What is Dr. Kristin Viola's NPI?
Dr. Kristin Viola's National Provider Identifier (NPI) is 1619517778, issued by NPPES.
Does Dr. Kristin Viola accept Medicare assignment?
Yes. Dr. Kristin Viola accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristin Viola commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.