Doctor profile · Federal record
Dr. Klaus Dittmar, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · New Hyde Park, NY
- NPI 1245239664
- Accepts Medicare
- MIPS 84.5 / 100 · 2023
- 69 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1999 Marcus Ave Ste 306
New Hyde Park, NY 110421028
(516) 627-1221
fax (516) 627-6857
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- March 25, 2021
- Year of graduation
- 1957 — 69 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- New York #089981
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245239664. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
477
Distinct HCPCS
6
Medicare allowed
$35,827
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 216 | 74 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 80 | 32 | $151 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 68 | 19 | $107 | |
82272 |
Stool analysis for blood, by peroxidase activity | 50 | 47 | $4 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 39 | $211 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 23 | 23 | $261 |
In context: peer comparison
Among 12 peers in New Hyde Park Hematology & Oncology Physician, average services per provider: 804. This provider delivers 0.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Klaus Dittmar's medical specialty?
Dr. Klaus Dittmar practices Hematology & Oncology Physician in New Hyde Park, NY.
Where does Dr. Klaus Dittmar practice?
Dr. Klaus Dittmar practices at 1999 Marcus Ave Ste 306, New Hyde Park, NY 110421028. Office phone: 5166271221.
What is Dr. Klaus Dittmar's NPI?
Dr. Klaus Dittmar's National Provider Identifier (NPI) is 1245239664, issued by NPPES.
Does Dr. Klaus Dittmar accept Medicare assignment?
Yes. Dr. Klaus Dittmar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Klaus Dittmar commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); 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.