Doctor profile · Federal record
Dr. Vignesh Narayanan, M.D
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Denver, CO
- NPI 1073632675
- Accepts Medicare
- MIPS 93.3 / 100 · 2023
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Cook St Ste 202
Denver, CO 802065328
(720) 516-9413
fax (720) 516-9441 - Mailing address
-
2695 Rocky Mountain Ave Ste 150
Loveland, CO 805389071
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- May 4, 2023
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- Colorado #0045677 · Colorado #45677
- Medicaid
- CO #75928744
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073632675. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
188
Distinct HCPCS
6
Medicare allowed
$30,149
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 47 | 26 | $129 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 43 | 26 | $180 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 35 | 35 | $167 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 35 | 35 | $220 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 14 | 14 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 13 | $87 |
In context: peer comparison
Among 15 peers in Denver Hematology & Oncology Physician, average services per provider: 845. This provider delivers 0.2× the peer median.Open Payments
Industry payments received
All-time total
$257
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 2 | $203.53 | |
| Novocure INC. | 1 | $29.45 | |
| Novartis Pharmaceuticals Corporation | 1 | $23.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
503
Patients
149
Total drug cost
$327,914
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Abiraterone Acetate | Generic | 86 | 29 | $13,146 |
| Prednisone | Generic | 84 | 31 | $549 |
| Dexamethasone | Generic | 61 | 19 | $974 |
| Hydroxyurea | Generic | 39 | 17 | $1,725 |
| Anastrozole | Generic | 34 | 18 | $879 |
| Prochlorperazine Maleate | Generic | 31 | 19 | $559 |
| Ondansetron Hcl | Generic | 26 | 16 | $253 |
| Imatinib Mesylate | Generic | 25 | 0 | $2,005 |
| Acyclovir | Generic | 23 | 0 | $727 |
| Levothyroxine Sodium | Generic | 18 | 0 | $343 |
Hospital affiliations
Frequently asked questions
What is Dr. Vignesh Narayanan's medical specialty?
Dr. Vignesh Narayanan practices Hematology & Oncology Physician in Denver, CO.
Where does Dr. Vignesh Narayanan practice?
Dr. Vignesh Narayanan practices at 100 Cook St Ste 202, Denver, CO 802065328. Office phone: 7205169413.
What is Dr. Vignesh Narayanan's NPI?
Dr. Vignesh Narayanan's National Provider Identifier (NPI) is 1073632675, issued by NPPES.
Does Dr. Vignesh Narayanan accept Medicare assignment?
Yes. Dr. Vignesh Narayanan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vignesh Narayanan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.