Doctor profile · Federal record
Dr. Virginia Tjan, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Montrose, CO
- NPI 1104824630
- Accepts Medicare
- MIPS 38.3 / 100 · 2023
- 35 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
600 S 5Th St
Montrose, CO 814015711
(970) 497-8001
fax (970) 240-7793 - Additional location
-
95 S Pagosa Blvd
Pagosa Springs, CO 811478329
(970) 507-4000
fax (970) 731-1988
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- September 24, 2020
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- Colorado #47519 · Connecticut #036026
- Medicaid (2)
- CO #18480373 · CT #001360263
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104824630. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
673
Distinct HCPCS
7
Medicare allowed
$78,123
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 310 | 125 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 269 | 79 | $130 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 28 | 28 | $222 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 18 | $95 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 18 | 18 | $92 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $168 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 11 | $182 |
In context: peer comparison
Among 2 peers in Montrose Hematology & Oncology Physician, average services per provider: 125. This provider delivers 5.4× the peer median.Open Payments
Industry payments received
All-time total
$891
Transactions
39
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 7 | $146.43 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $74.75 | |
| Merck Sharp & Dohme LLC | 3 | $68.25 | |
| Eisai INC. | 3 | $61.61 | |
| Abbvie INC. | 3 | $53.92 | |
| Daiichi Sankyo INC. | 3 | $50.39 | |
| Coherus Biosciences INC. | 2 | $46.95 | |
| Phathom Pharmaceuticals, INC. | 2 | $44.92 | |
| Incyte Corporation | 2 | $38.35 | |
| PharmaEssentia USA Corporation | 2 | $38.01 | |
| Pfizer INC. | 2 | $37.21 | |
| Lilly USA, LLC | 2 | $36.67 | |
| Janssen Biotech, INC. | 2 | $31.72 | |
| Mirati Therapeutics, INC. | 2 | $30.59 | |
| Genentech USA, INC. | 1 | $25.64 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
371
Patients
71
Total drug cost
$271,073
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Dexamethasone | Generic | 49 | 28 | $765 |
| Letrozole | Generic | 35 | 0 | $347 |
| Prednisone | Generic | 31 | 0 | $323 |
| Ondansetron Hcl | Generic | 27 | 21 | $339 |
| Levothyroxine Sodium | Generic | 25 | 0 | $129 |
| Hydroxyurea | Generic | 24 | 0 | $227 |
| Lidocaine-Prilocaine (Lidocaine/Prilocaine) | Brand | 24 | 22 | $315 |
| Pregabalin | Generic | 22 | 0 | $249 |
| Morphine Sulfate ER (Morphine Sulfate) | Brand | 21 | 0 | $559 |
| Xarelto (Rivaroxaban) | Brand | 21 | 0 | $14,914 |
Hospital affiliations
Frequently asked questions
What is Dr. Virginia Tjan's medical specialty?
Dr. Virginia Tjan practices Hematology & Oncology Physician in Montrose, CO.
Where does Dr. Virginia Tjan practice?
Dr. Virginia Tjan practices at 600 S 5Th St, Montrose, CO 814015711. Office phone: 9704978001.
What is Dr. Virginia Tjan's NPI?
Dr. Virginia Tjan's National Provider Identifier (NPI) is 1104824630, issued by NPPES.
Does Dr. Virginia Tjan accept Medicare assignment?
Yes. Dr. Virginia Tjan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Virginia Tjan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.