Doctor profile · Federal record

Dr. DEREK TENNENHOUSE, M.D.

Obstetrics & Gynecology Physician (CMS: INTERNAL MEDICINE) · CARMEL, IN

  • NPI 1689813073
  • Accepts Medicare
  • MIPS 34.1 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 W CARMEL DR, #103
CARMEL, IN 460328707
(317) 796-3897

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Profile last updated
February 25, 2017
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Indiana #01056104C
Medicaid
IN #200374530

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689813073. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,839
Distinct HCPCS
8
Medicare allowed
$251,651
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 1,195 217 $99
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 943 268 $69
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 286 234 $125
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 274 223 $75
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 63 26 $74
11042 Removal of skin and tissue, 20.0 sq cm or less 28 23 $119
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 27 27 $37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 21 $121

In context: peer comparison

Among 11 peers in this city , average services per provider: 110. This provider delivers 26× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$114
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Kerecis Limited 1 $113.98

By nature of payment

Food and Beverage
$114

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
255
Patients
94
Total drug cost
$55,234
Drug Type Claims Patients Total cost
Santyl (Collagenase Clostridium Hist.) Brand 110 57 $48,658
Metronidazole Generic 49 25 $572
Gentamicin Sulfate Generic 20 0 $717
Triamcinolone Acetonide Generic 20 0 $231
Ciprofloxacin Hcl Generic 15 12 $203
Doxycycline Hyclate Generic 15 0 $462
Ssd (Silver Sulfadiazine) Brand 15 0 $541
Meropenem-0.9% Nacl (Meropenem-0.9% Sodium Chloride) Brand 11 0 $3,849