Doctor profile · Federal record

Dr. Danielle Conahan, D.O.

Hospitalist Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Huntington, NY

  • NPI 1124388871
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
270 Park Ave
Huntington, NY 117435009
(631) 351-2000
Mailing address
216 Lakeland Ave
Sayville, NY 117822232

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
September 22, 2015
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
New York #278411 · Florida #C550174815670

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124388871. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
805
Distinct HCPCS
6
Medicare allowed
$74,567
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 446 223 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 215 113 $118
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 50 31 $50
99239 Hospital discharge day management, more than 30 minutes 50 49 $115
99238 Hospital discharge day management, 30 minutes or less 23 23 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 21 21 $176

In context: peer comparison

Among 2 peers in this city , average services per provider: 139. This provider delivers 5.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Danielle Conahan's medical specialty?
Dr. Danielle Conahan practices Hospitalist Physician in Huntington, NY.
Where does Dr. Danielle Conahan practice?
Dr. Danielle Conahan practices at 270 Park Ave, Huntington, NY 117435009. Office phone: 6313512000.
What is Dr. Danielle Conahan's NPI?
Dr. Danielle Conahan's National Provider Identifier (NPI) is 1124388871, issued by NPPES.
Does Dr. Danielle Conahan accept Medicare assignment?
Yes. Dr. Danielle Conahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Danielle Conahan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.