Doctor profile · Federal record
Dr. Andreas Klein, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Boston, MA
- NPI 1285740969
- Accepts Medicare
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
750 Washington St
Boston, MA 021111526
(617) 636-5000
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 13, 2024
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Massachusetts #210690
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285740969. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
359
Distinct HCPCS
5
Medicare allowed
$42,987
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 111 | 67 | $152 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 82 | 63 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 79 | 69 | $70 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 67 | 16 | $127 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 20 | 20 | $184 |
In context: peer comparison
Among 64 peers in this city , average services per provider: 129. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$6,994
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 1 | $5,250.00 | |
| Novartis Pharma AG | 1 | $1,600.00 | |
| Kite Pharma, Inc. | 2 | $144.31 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
22
Patients
0
Total drug cost
$369
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Acyclovir | Generic | 11 | 0 | $298 |
| Prednisone | Generic | 11 | 0 | $71 |
Hospital affiliations
Frequently asked questions
What is Dr. Andreas Klein's medical specialty?
Dr. Andreas Klein practices Hematology & Oncology Physician in Boston, MA.
Where does Dr. Andreas Klein practice?
Dr. Andreas Klein practices at 750 Washington St, Boston, MA 021111526. Office phone: 6176365000.
What is Dr. Andreas Klein's NPI?
Dr. Andreas Klein's National Provider Identifier (NPI) is 1285740969, issued by NPPES.
Does Dr. Andreas Klein accept Medicare assignment?
Yes. Dr. Andreas Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andreas Klein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.