Doctor profile · Federal record
Dr. Christopher Mashiak, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Lebanon, NH
- NPI 1699235879
- Accepts Medicare
- MIPS 86.4 / 100 · 2023
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Medical Center Dr
Lebanon, NH 037561000
(603) 653-0400 - Mailing address
-
129 Whitney St Apt 2
Hartford, CT 061052268
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- May 25, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Connecticut #70667
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699235879. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
578
Distinct HCPCS
5
Medicare allowed
$91,812
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 389 | 362 | $181 | |
99284 |
Emergency department visit with moderate level of medical decision making | 105 | 102 | $125 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 44 | 41 | $8 | |
99291 |
Critical care, first 30-74 minutes | 25 | 25 | $221 | |
99235 |
Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes | 15 | 14 | $165 |
In context: peer comparison
Among 18 peers in this city , average services per provider: 70. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$31
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CSL Behring | 1 | $30.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
140
Patients
137
Total drug cost
$809
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 50 | 49 | $500 |
| Prednisone | Generic | 39 | 38 | $93 |
| Ondansetron Odt (Ondansetron) | Brand | 26 | 26 | $139 |
| Oxycodone Hcl | Generic | 13 | 13 | $29 |
| Cyclobenzaprine Hcl | Generic | 12 | 11 | $50 |
Hospital affiliations
Frequently asked questions
What is Dr. Christopher Mashiak's medical specialty?
Dr. Christopher Mashiak practices Emergency Medicine Physician in Lebanon, NH.
Where does Dr. Christopher Mashiak practice?
Dr. Christopher Mashiak practices at 1 Medical Center Dr, Lebanon, NH 037561000. Office phone: 6036530400.
What is Dr. Christopher Mashiak's NPI?
Dr. Christopher Mashiak's National Provider Identifier (NPI) is 1699235879, issued by NPPES.
Does Dr. Christopher Mashiak accept Medicare assignment?
Yes. Dr. Christopher Mashiak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Mashiak commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.