Doctor profile · Federal record
Dr. Marlena Szewczyk, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Arvada, CO
- NPI 1275065427
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
15389 W 91St Dr
Arvada, CO 800071400
(303) 603-9300
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- January 10, 2022
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Colorado #DR.0067579
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275065427. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
394
Distinct HCPCS
10
Medicare allowed
$46,414
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 189 | 88 | $129 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 52 | 52 | $130 | |
G0008 |
Administration of influenza virus vaccine | 25 | 25 | $31 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 22 | 22 | $76 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 21 | 21 | $282 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 20 | 19 | $15 | |
90471 |
Administration of vaccine | 19 | 18 | $21 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $167 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 16 | 12 | $180 | |
G0009 |
Administration of pneumococcal vaccine | 12 | 12 | $31 |
In context: peer comparison
Among 4 peers in Arvada Internal Medicine Physician, average services per provider: 41. This provider delivers 9.6× the peer median.Open Payments
Industry payments received
All-time total
$20
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inspire Medical Systems, INC. | 1 | $19.90 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
941
Patients
306
Total drug cost
$52,455
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 137 | 44 | $2,999 |
| Atorvastatin Calcium | Generic | 103 | 33 | $1,229 |
| Losartan Potassium | Generic | 98 | 33 | $1,558 |
| Amlodipine Besylate | Generic | 97 | 36 | $717 |
| Lisinopril | Generic | 95 | 32 | $1,132 |
| Gabapentin | Generic | 68 | 19 | $1,731 |
| Simvastatin | Generic | 53 | 18 | $823 |
| Eliquis (Apixaban) | Brand | 39 | 12 | $36,450 |
| Rosuvastatin Calcium | Generic | 39 | 16 | $793 |
| Metformin Hcl | Generic | 38 | 12 | $419 |
Hospital affiliations
Frequently asked questions
What is Dr. Marlena Szewczyk's medical specialty?
Dr. Marlena Szewczyk practices Internal Medicine Physician in Arvada, CO.
Where does Dr. Marlena Szewczyk practice?
Dr. Marlena Szewczyk practices at 15389 W 91St Dr, Arvada, CO 800071400. Office phone: 3036039300.
What is Dr. Marlena Szewczyk's NPI?
Dr. Marlena Szewczyk's National Provider Identifier (NPI) is 1275065427, issued by NPPES.
Does Dr. Marlena Szewczyk accept Medicare assignment?
Yes. Dr. Marlena Szewczyk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marlena Szewczyk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.