Doctor profile · Federal record
Dr. Nishok Karthikeyan, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Cleveland, OH
- NPI 1376030049
- Accepts Medicare
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9500 Euclid Avenue
Cleveland, OH 44195
(440) 292-6404 - Mailing address
-
9500 Euclid Ave
Cleveland, OH 441950001
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- June 3, 2024
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Ohio #35.141897 · Ohio #35-141897
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376030049. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
499
Distinct HCPCS
8
Medicare allowed
$43,923
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 155 | 108 | $86 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 107 | 37 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 78 | 71 | $121 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 53 | 53 | $123 | |
36415 |
Insertion of needle into vein for collection of blood sample | 34 | 30 | $8 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 32 | 31 | $126 | |
99238 |
Hospital discharge day management, 30 minutes or less | 26 | 26 | $78 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 14 | 14 | $14 |
In context: peer comparison
Among 232 peers in this city , average services per provider: 89. This provider delivers 5.6× the peer median.Open Payments
Industry payments received
All-time total
$13
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 1 | $13.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,618
Patients
1,190
Total drug cost
$288,431
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 555 | 177 | $6,825 |
| Amlodipine Besylate | Generic | 445 | 147 | $2,705 |
| Losartan Potassium | Generic | 416 | 134 | $4,915 |
| Levothyroxine Sodium | Generic | 310 | 98 | $5,181 |
| Rosuvastatin Calcium | Generic | 274 | 91 | $4,920 |
| Lisinopril | Generic | 237 | 84 | $1,851 |
| Omeprazole | Generic | 227 | 57 | $2,444 |
| Metformin Hcl | Generic | 212 | 73 | $1,985 |
| Metoprolol Succinate | Generic | 197 | 71 | $5,396 |
| Eliquis (Apixaban) | Brand | 169 | 58 | $245,574 |
Hospital affiliations
Frequently asked questions
What is Dr. Nishok Karthikeyan's medical specialty?
Dr. Nishok Karthikeyan practices Internal Medicine Physician in Cleveland, OH.
Where does Dr. Nishok Karthikeyan practice?
Dr. Nishok Karthikeyan practices at 9500 Euclid Avenue, Cleveland, OH 44195. Office phone: 4402926404.
What is Dr. Nishok Karthikeyan's NPI?
Dr. Nishok Karthikeyan's National Provider Identifier (NPI) is 1376030049, issued by NPPES.
Does Dr. Nishok Karthikeyan accept Medicare assignment?
Yes. Dr. Nishok Karthikeyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nishok Karthikeyan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.