Doctor profile · Federal record
Dr. Christopher Seidler, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Southbridge, MA
- NPI 1497729347
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Sayles St
Southbridge, MA 015501729
(508) 764-2400
fax (508) 909-7770 - Mailing address
-
Po Box 40
Southbridge, MA 015500040
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- September 30, 2015
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Massachusetts #75910
- Medicaid
- MA #110052164A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497729347. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
908
Distinct HCPCS
9
Medicare allowed
$119,261
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 424 | 194 | $123 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 151 | 71 | $172 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 133 | 114 | $87 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 71 | 71 | $207 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 40 | 24 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 36 | 32 | $125 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 27 | 24 | $166 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $161 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 13 | 11 | $55 |
In context: peer comparison
Among 4 peers in Southbridge Hematology & Oncology Physician, average services per provider: 122. This provider delivers 7.4× the peer median.Open Payments
Industry payments received
All-time total
$5,609
Transactions
23
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Regeneron Pharmaceuticals, INC. | 3 | $5,096.00 | |
| Jazz Pharmaceuticals INC. | 1 | $109.48 | |
| Abbvie INC. | 5 | $100.50 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $46.16 | |
| Taiho Oncology, INC. | 2 | $41.96 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $30.60 | |
| Daiichi Sankyo INC. | 1 | $27.67 | |
| Celgene Corporation | 1 | $26.01 | |
| Merck Sharp & Dohme LLC | 1 | $20.82 | |
| Incyte Corporation | 1 | $19.95 | |
| Tempus Ai, INC | 1 | $19.67 | |
| Astellas Pharma US INC | 1 | $19.48 | |
| Servier Pharmaceuticals LLC | 1 | $19.18 | |
| Janssen Biotech, INC. | 1 | $16.83 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $14.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
450
Patients
95
Total drug cost
$1,881,342
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 116 | 43 | $546 |
| Revlimid (Lenalidomide) | Brand | 35 | 12 | $637,751 |
| Eliquis (Apixaban) | Brand | 33 | 0 | $20,812 |
| Lenalidomide | Generic | 32 | 0 | $470,892 |
| Hydroxyurea | Generic | 31 | 0 | $1,031 |
| Xarelto (Rivaroxaban) | Brand | 31 | 0 | $23,752 |
| Abiraterone Acetate | Generic | 29 | 0 | $10,016 |
| Dexamethasone | Generic | 26 | 12 | $1,246 |
| Pomalyst (Pomalidomide) | Brand | 22 | 0 | $520,545 |
| Tramadol Hcl | Generic | 20 | 16 | $96 |
Hospital affiliations
Frequently asked questions
What is Dr. Christopher Seidler's medical specialty?
Dr. Christopher Seidler practices Hematology & Oncology Physician in Southbridge, MA.
Where does Dr. Christopher Seidler practice?
Dr. Christopher Seidler practices at 55 Sayles St, Southbridge, MA 015501729. Office phone: 5087642400.
What is Dr. Christopher Seidler's NPI?
Dr. Christopher Seidler's National Provider Identifier (NPI) is 1497729347, issued by NPPES.
Does Dr. Christopher Seidler accept Medicare assignment?
Yes. Dr. Christopher Seidler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Seidler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.