Doctor profile · Federal record
Dr. Jennifer Manickam, MD
Internal Medicine Physician (CMS: Internal Medicine) · Vallejo, CA
- NPI 1598837247
- Accepts Medicare
- 32 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
975 Sereno Dr
Vallejo, CA 945892441
(707) 651-1000 - Mailing address
-
1800 Harrison St Fl 7
Oakland, CA 946123466
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- January 10, 2022
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A70859
- Medicaid
- CA #00A708590
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598837247. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
27
Distinct HCPCS
2
Medicare allowed
$2,256
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 13 | $102 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 13 | 12 | $64 |
In context: peer comparison
Among 12 peers in Vallejo Internal Medicine Physician, average services per provider: 138. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,328
Patients
870
Total drug cost
$34,377
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 367 | 142 | $5,937 |
| Amlodipine Besylate | Generic | 264 | 92 | $3,093 |
| Losartan Potassium | Generic | 199 | 79 | $2,571 |
| Atenolol | Generic | 194 | 64 | $2,533 |
| Hydrochlorothiazide | Generic | 165 | 57 | $1,822 |
| Lisinopril | Generic | 159 | 61 | $2,189 |
| Levothyroxine Sodium | Generic | 154 | 51 | $3,253 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 141 | 68 | $2,435 |
| Famotidine | Generic | 121 | 50 | $1,432 |
| Simvastatin | Generic | 110 | 42 | $1,308 |
Hospital affiliations
Frequently asked questions
What is Dr. Jennifer Manickam's medical specialty?
Dr. Jennifer Manickam practices Internal Medicine Physician in Vallejo, CA.
Where does Dr. Jennifer Manickam practice?
Dr. Jennifer Manickam practices at 975 Sereno Dr, Vallejo, CA 945892441. Office phone: 7076511000.
What is Dr. Jennifer Manickam's NPI?
Dr. Jennifer Manickam's National Provider Identifier (NPI) is 1598837247, issued by NPPES.
Does Dr. Jennifer Manickam accept Medicare assignment?
Yes. Dr. Jennifer Manickam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Manickam commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.