Doctor profile · Federal record
Dr. Jennifer Johnson, M.D.
Rheumatology Physician (CMS: Rheumatology) · Mountain View, CA
- NPI 1043582109
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
701 E El Camino Real
Mountain View, CA 940402833
(650) 934-7050 - Mailing address
-
325 Distel Cir Dept of
Los Altos, CA 940221408
Credentials & registration
- NPI registered
- February 2012 — 14 yrs on file
- Profile last updated
- January 10, 2023
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A127145
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043582109. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
166
Distinct HCPCS
5
Medicare allowed
$25,360
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $196 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 59 | 33 | $70 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 17 | 17 | $260 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 12 | 11 | $109 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 12 | 11 | $214 |
In context: peer comparison
Among 5 peers in Mountain View Rheumatology Physician, average services per provider: 366. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$34
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 2 | $34.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
263
Patients
112
Total drug cost
$98,822
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 115 | 54 | $1,582 |
| Hydroxychloroquine Sulfate | Generic | 74 | 41 | $3,392 |
| Methotrexate (Methotrexate Sodium) | Brand | 23 | 17 | $903 |
| Colchicine | Generic | 21 | 0 | $2,190 |
| Enbrel Sureclick (Etanercept) | Brand | 17 | 0 | $89,549 |
| Febuxostat | Generic | 13 | 0 | $1,205 |
Frequently asked questions
What is Dr. Jennifer Johnson's medical specialty?
Dr. Jennifer Johnson practices Rheumatology Physician in Mountain View, CA.
Where does Dr. Jennifer Johnson practice?
Dr. Jennifer Johnson practices at 701 E El Camino Real, Mountain View, CA 940402833. Office phone: 6509347050.
What is Dr. Jennifer Johnson's NPI?
Dr. Jennifer Johnson's National Provider Identifier (NPI) is 1043582109, issued by NPPES.
Does Dr. Jennifer Johnson accept Medicare assignment?
Yes. Dr. Jennifer Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Johnson commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.