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

NPPES Updated May 11, 2026
Primary practice
1999 MARCUS AVE STE 306
NEW HYDE PARK, NY 110421028
(516) 627-1221
fax (516) 627-6857

Credentials & registration

NPPES · NUCC
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

OIG LEIE Updated May 11, 2026

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

CMS Provider Utilization
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 this city , average services per provider: 804. This provider delivers 0.6× the peer median.

Hospital affiliations

CMS Hospital Compare