Doctor profile · Federal record
Dr. Joyce Njoroge, MD
Advanced Heart Failure and Transplant Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Cardiovascular Disease Physician · Stanford, CA
- NPI 1790147965
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 10 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000 - Additional location
-
201 E Huron St, Galter 3-150
Chicago, IL 606113197
(312) 926-2253
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- March 26, 2025
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RA0001X — NUCC code
- State license (1)
- California #A162896
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790147965. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
228
Distinct HCPCS
3
Medicare allowed
$32,299
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 185 | 33 | $135 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 31 | 29 | $163 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 12 | 12 | $196 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 105. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$298
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Paragonix Technologies, Inc. | 3 | $160.04 | |
| ABIOMED | 1 | $137.93 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
25
Patients
0
Total drug cost
$294
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 13 | 0 | $220 |
| Losartan Potassium | Generic | 12 | 0 | $74 |
Hospital affiliations
Frequently asked questions
What is Dr. Joyce Njoroge's medical specialty?
Dr. Joyce Njoroge practices Advanced Heart Failure and Transplant Cardiology Physician in Stanford, CA.
Where does Dr. Joyce Njoroge practice?
Dr. Joyce Njoroge practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Joyce Njoroge's NPI?
Dr. Joyce Njoroge's National Provider Identifier (NPI) is 1790147965, issued by NPPES.
Does Dr. Joyce Njoroge accept Medicare assignment?
Yes. Dr. Joyce Njoroge accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joyce Njoroge 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 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.