Doctor profile · Federal record
Dr. John Siekierka, DO
Emergency Medicine Physician (CMS: Emergency Medicine) · Marlton, NJ
- NPI 1134175292
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
90 Brick RD
Marlton, NJ 080532177
(856) 355-6760
fax (856) 355-6061 - Mailing address
-
307 S Evergreen Ave
Woodbury, NJ 080962739
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 6, 2014
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New Jersey #25MB05718100
- Medicaid
- NJ #5181305
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134175292. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
976
Distinct HCPCS
10
Medicare allowed
$81,310
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 356 | 318 | $100 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 296 | 296 | $124 | |
81002 |
Urinalysis, manual test | 76 | 70 | $3 | |
71046 |
X-ray of chest, 2 views | 70 | 69 | $39 | |
87880 |
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | 44 | 44 | $16 | |
90471 |
Administration of vaccine | 24 | 24 | $23 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 19 | 18 | $16 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 15 | $141 | |
69209 |
Removal of impacted ear wax by washing | 14 | 14 | $19 | |
73140 |
X-ray of finger, minimum of 2 views | 13 | 13 | $45 |
In context: peer comparison
Among 2 peers in Marlton Emergency Medicine Physician, average services per provider: 68. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$125
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 1 | $124.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
286
Patients
281
Total drug cost
$2,129
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 71 | 67 | $350 |
| Prednisone | Generic | 51 | 51 | $111 |
| Azithromycin | Generic | 29 | 29 | $116 |
| Doxycycline Hyclate | Generic | 28 | 28 | $283 |
| Amoxicillin | Generic | 27 | 26 | $87 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 24 | 24 | $572 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 24 | 24 | $252 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 18 | 18 | $217 |
| Erythromycin (Erythromycin Base) | Brand | 14 | 14 | $141 |
Frequently asked questions
What is Dr. John Siekierka's medical specialty?
Dr. John Siekierka practices Emergency Medicine Physician in Marlton, NJ.
Where does Dr. John Siekierka practice?
Dr. John Siekierka practices at 90 Brick RD, Marlton, NJ 080532177. Office phone: 8563556760.
What is Dr. John Siekierka's NPI?
Dr. John Siekierka's National Provider Identifier (NPI) is 1134175292, issued by NPPES.
Does Dr. John Siekierka accept Medicare assignment?
Yes. Dr. John Siekierka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Siekierka commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.