Doctor profile · Federal record
Dr. John Triantafyllos, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Des Moines, IA
- NPI 1720053705
- Accepts Medicare
- 34 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1221 Pleasant St, Suite A100
Des Moines, IA 503091428
(515) 241-4330
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- December 12, 2008
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State licenses (2)
- Iowa #37665 · California #G083479
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720053705. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,082
Distinct HCPCS
10
Medicare allowed
$257,792
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77014 |
Ct guidance for insertion of radiation therapy fields | 1,279 | 189 | $43 | |
77300 |
Calculation of radiation therapy dose | 367 | 87 | $31 | |
77427 |
Radiation treatment management, 5 treatment sessions | 329 | 90 | $181 | |
77334 |
Design and construction of complex radiation treatment device | 268 | 66 | $57 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 174 | 102 | $92 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 95 | 95 | $171 | |
77263 |
Complex radiation therapy planning | 91 | 87 | $159 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 73 | 46 | $217 | |
77332 |
Design and construction of simple radiation treatment device | 62 | 55 | $23 | |
77470 |
Special radiation treatment | 57 | 56 | $101 |
In context: peer comparison
Among 8 peers in Des Moines Radiation Oncology Physician, average services per provider: 96. This provider delivers 32× the peer median.Open Payments
Industry payments received
All-time total
$92
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Siemens Medical Solutions USA, INC. | 1 | $91.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
108
Patients
53
Total drug cost
$1,693
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Bicalutamide | Generic | 31 | 30 | $353 |
| Tamsulosin Hcl | Generic | 31 | 0 | $355 |
| Betamethasone Valerate | Generic | 27 | 23 | $836 |
| Venlafaxine Hcl ER (Venlafaxine Hcl) | Brand | 19 | 0 | $149 |
Hospital affiliations
Frequently asked questions
What is Dr. John Triantafyllos's medical specialty?
Dr. John Triantafyllos practices Radiation Oncology Physician in Des Moines, IA.
Where does Dr. John Triantafyllos practice?
Dr. John Triantafyllos practices at 1221 Pleasant St, Des Moines, IA 503091428. Office phone: 5152414330.
What is Dr. John Triantafyllos's NPI?
Dr. John Triantafyllos's National Provider Identifier (NPI) is 1720053705, issued by NPPES.
Does Dr. John Triantafyllos accept Medicare assignment?
Yes. Dr. John Triantafyllos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Triantafyllos commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.