Doctor profile · Federal record
Dr. Trixie Lorraine Pei, MD
Nephrology Physician (CMS: Nephrology) · Student in an Organized Health Care Education/Training Program · Napa, CA
- NPI 1538664669
- Accepts Medicare
- MIPS 72.4 / 100 · 2023
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3230 Beard RD Ste 2537005
Napa, CA 945583673
(707) 253-7005
fax (707) 253-7271 - Mailing address
-
3230 Beard RD Ste 1
Napa, CA 945583659
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- July 26, 2023
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A184644
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538664669. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
89
Distinct HCPCS
3
Medicare allowed
$12,640
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 47 | 23 | $127 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 24 | 23 | $139 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 18 | $185 |
In context: peer comparison
Among 4 peers in Napa Nephrology Physician, average services per provider: 157. This provider delivers 0.6× the peer median.Open Payments
Industry payments received
All-time total
$728
Transactions
28
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 5 | $171.88 | |
| Novartis Pharmaceuticals Corporation | 5 | $147.84 | |
| Amgen INC. | 5 | $139.69 | |
| Lilly USA, LLC | 3 | $71.19 | |
| Otsuka America Pharmaceutical, INC. | 2 | $45.39 | |
| Travere Therapeutics, INC. | 2 | $38.33 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $29.49 | |
| Aurinia Pharma U.S., INC. | 1 | $27.03 | |
| Ardelyx, INC. | 1 | $23.63 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $15.19 | |
| Opko Pharmaceuticals, LLC | 1 | $13.30 | |
| Vifor Pharma, INC. | 1 | $5.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
96
Patients
15
Total drug cost
$1,604
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 33 | 0 | $517 |
| Amlodipine Besylate | Generic | 18 | 15 | $231 |
| Calcitriol | Generic | 16 | 0 | $185 |
| Furosemide | Generic | 15 | 0 | $127 |
| Labetalol Hcl | Generic | 14 | 0 | $544 |
Hospital affiliations
Frequently asked questions
What is Dr. Trixie Lorraine Pei's medical specialty?
Dr. Trixie Lorraine Pei practices Nephrology Physician in Napa, CA.
Where does Dr. Trixie Lorraine Pei practice?
Dr. Trixie Lorraine Pei practices at 3230 Beard RD Ste 2537005, Napa, CA 945583673. Office phone: 7072537005.
What is Dr. Trixie Lorraine Pei's NPI?
Dr. Trixie Lorraine Pei's National Provider Identifier (NPI) is 1538664669, issued by NPPES.
Does Dr. Trixie Lorraine Pei accept Medicare assignment?
Yes. Dr. Trixie Lorraine Pei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Trixie Lorraine Pei commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.