Doctor profile · Federal record
Dr. Mani Nallasivan, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Clinical Cardiac Electrophysiology Physician · Interventional Cardiology Physician · Merced, CA
- NPI 1639171606
- Accepts Medicare
- MIPS 91.2 / 100 · 2023
- 46 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
424 E Yosemite Ave Ste A
Merced, CA 953408499
(209) 723-6882
fax (209) 723-6884
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- March 14, 2019
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- California #A44096
- Medicaid (2)
- CA #1982977054 · CA #GR0043810
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639171606. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,673
Distinct HCPCS
10
Medicare allowed
$602,853
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0153 |
Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds) | 2,400 | 54 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 2,131 | 1,173 | $90 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 500 | 500 | $114 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 398 | 397 | $205 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 236 | 231 | $69 | |
A9500 |
Technetium tc-99m sestamibi, diagnostic, per study dose | 222 | 111 | $82 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 182 | 168 | $15 | |
78431 |
Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan | 166 | 166 | $89 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 138 | 136 | $199 | |
99153 |
Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes | 123 | 22 | $12 |
In context: peer comparison
Among 5 peers in Merced Cardiovascular Disease Physician, average services per provider: 362. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$655
Transactions
30
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 7 | $168.65 | |
| AstraZeneca Pharmaceuticals Lp | 5 | $80.01 | |
| Novo Nordisk INC | 1 | $75.22 | |
| Abbott Laboratories | 4 | $65.01 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $40.80 | |
| Tactile Systems Technology INC | 2 | $39.54 | |
| Janssen Pharmaceuticals, INC | 2 | $34.66 | |
| Baxter Healthcare | 1 | $28.62 | |
| Genentech USA, INC. | 1 | $25.96 | |
| Edwards Lifesciences Corporation | 1 | $22.64 | |
| Biotronik INC. | 1 | $20.89 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $19.50 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $18.81 | |
| Novartis Pharmaceuticals Corporation | 1 | $15.05 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,678
Patients
626
Total drug cost
$363,052
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amiodarone Hcl | Generic | 233 | 88 | $7,888 |
| Metoprolol Succinate | Generic | 207 | 71 | $4,150 |
| Furosemide | Generic | 155 | 65 | $1,219 |
| Eliquis (Apixaban) | Brand | 151 | 38 | $181,946 |
| Carvedilol | Generic | 121 | 42 | $2,039 |
| Xarelto (Rivaroxaban) | Brand | 107 | 38 | $154,365 |
| Amlodipine Besylate | Generic | 104 | 42 | $1,101 |
| Atorvastatin Calcium | Generic | 99 | 35 | $1,371 |
| Metoprolol Tartrate | Generic | 95 | 30 | $867 |
| Cilostazol | Generic | 86 | 44 | $3,642 |
Frequently asked questions
What is Dr. Mani Nallasivan's medical specialty?
Dr. Mani Nallasivan practices Cardiovascular Disease Physician in Merced, CA.
Where does Dr. Mani Nallasivan practice?
Dr. Mani Nallasivan practices at 424 E Yosemite Ave Ste A, Merced, CA 953408499. Office phone: 2097236882.
What is Dr. Mani Nallasivan's NPI?
Dr. Mani Nallasivan's National Provider Identifier (NPI) is 1639171606, issued by NPPES.
Does Dr. Mani Nallasivan accept Medicare assignment?
Yes. Dr. Mani Nallasivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mani Nallasivan commonly perform?
Top Medicare-reported procedures in 2023: Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds) (HCPCS J0153); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.