Doctor profile · Federal record

Dr. Nallathamby Thayapran, M.D.

Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Internal Medicine Physician · Porterville, CA

  • NPI 1386740421
  • Accepts Medicare
  • MIPS 64.6 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
240 N Porter RD
Porterville, CA 932573140
(559) 793-2677
fax (559) 793-2650

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 6, 2026
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State license (1)
California #A66422
Medicaid
CA #00A664220

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386740421. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,639
Distinct HCPCS
10
Medicare allowed
$4,118,979
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 2,200 731 $133
J2785 Injection, regadenoson, 0.1 mg 2,167 543 $53
A9555 Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries 1,086 543 $521
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 1,078 719 $15
78492 Nuclear medicine studies of blood flow in heart muscle at rest and with stress 543 542 $1,562
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 537 523 $75
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 468 449 $210
75710 Review by radiologist of arm or leg artery image 293 122 $157
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 271 116 $50
93925 Ultrasound of leg arteries or artery grafts 250 245 $261

In context: peer comparison

Among 1 peers in Porterville Interventional Cardiology Physician, average services per provider: 298. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$62
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Penumbra, INC. 1 $61.68

By nature of payment

Food and Beverage
$62

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,003
Patients
735
Total drug cost
$414,284
Drug Type Claims Patients Total cost
Clopidogrel (Clopidogrel Bisulfate) Brand 256 85 $4,967
Atorvastatin Calcium Generic 243 79 $5,053
Lisinopril Generic 201 72 $3,384
Eliquis (Apixaban) Brand 174 48 $208,065
Cephalexin Generic 143 115 $1,698
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 133 46 $6,897
Metoprolol Tartrate Generic 115 32 $1,054
Losartan Potassium Generic 112 39 $2,038
Cilostazol Generic 105 31 $4,328
Clonidine Hcl Generic 96 35 $1,494

Frequently asked questions

Auto-generated from federal data
What is Dr. Nallathamby Thayapran's medical specialty?
Dr. Nallathamby Thayapran practices Interventional Cardiology Physician in Porterville, CA.
Where does Dr. Nallathamby Thayapran practice?
Dr. Nallathamby Thayapran practices at 240 N Porter RD, Porterville, CA 932573140. Office phone: 5597932677.
What is Dr. Nallathamby Thayapran's NPI?
Dr. Nallathamby Thayapran's National Provider Identifier (NPI) is 1386740421, issued by NPPES.
Does Dr. Nallathamby Thayapran accept Medicare assignment?
Yes. Dr. Nallathamby Thayapran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nallathamby Thayapran commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, regadenoson, 0.1 mg (HCPCS J2785); Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries (HCPCS A9555). Source: CMS Medicare Physician & Other Practitioners file.