Doctor profile · Federal record
Dr. Maria Akamnonu, M.D.
Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Riverside, CA
- NPI 1023403730
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4445 Magnolia Ave
Riverside, CA 925014135
(951) 788-3000 - Additional location
-
3865 Jackson St
Riverside, CA 925033919
(951) 688-2211 - Mailing address
-
12223 Highland Ave, Ste 106-526
Rancho Cucamonga, CA 917392574
Credentials & registration
- NPI registered
- March 2015 — 11 yrs on file
- Profile last updated
- August 30, 2021
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A157203
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023403730. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
103
Distinct HCPCS
3
Medicare allowed
$13,473
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 72 | 33 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 18 | $176 | |
99239 |
Hospital discharge day management, more than 30 minutes | 12 | 12 | $117 |
In context: peer comparison
Among 9 peers in Riverside Hospitalist Physician, average services per provider: 88. This provider delivers 1.2× the peer median.Open Payments
Industry payments received
All-time total
$128
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $99.04 | |
| Novartis Pharmaceuticals Corporation | 1 | $29.25 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
147
Patients
134
Total drug cost
$889
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 34 | 31 | $287 |
| Amlodipine Besylate | Generic | 20 | 17 | $77 |
| Pantoprazole Sodium | Generic | 16 | 15 | $94 |
| Carvedilol | Generic | 14 | 14 | $78 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 13 | 12 | $120 |
| Lisinopril | Generic | 13 | 12 | $68 |
| Metoprolol Tartrate | Generic | 13 | 11 | $54 |
| Furosemide | Generic | 12 | 11 | $46 |
| Losartan Potassium | Generic | 12 | 11 | $64 |
Hospital affiliations
Frequently asked questions
What is Dr. Maria Akamnonu's medical specialty?
Dr. Maria Akamnonu practices Hospitalist Physician in Riverside, CA.
Where does Dr. Maria Akamnonu practice?
Dr. Maria Akamnonu practices at 4445 Magnolia Ave, Riverside, CA 925014135. Office phone: 9517883000.
What is Dr. Maria Akamnonu's NPI?
Dr. Maria Akamnonu's National Provider Identifier (NPI) is 1023403730, issued by NPPES.
Does Dr. Maria Akamnonu accept Medicare assignment?
Yes. Dr. Maria Akamnonu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Akamnonu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.