Doctor profile · Federal record

Dr. Lea Baer, MD

Hematology & Oncology Physician (CMS: Medical Oncology) · Medical Oncology Physician · Student in an Organized Health Care Education/Training Program · Stony Brook, NY

  • NPI 1609037514
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Hsc T15 040
Stony Brook, NY 117948151
(631) 638-0910
fax (631) 638-0915
Mailing address
Po Box 1554
Stony Brook, NY 117900988

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 3, 2022
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
New York #263795

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609037514. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
838
Distinct HCPCS
7
Medicare allowed
$115,015
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 280 184 $107
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 217 72 $139
99214 Established patient office or other outpatient visit, 30-39 minutes 136 60 $151
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 66 59 $202
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 64 34 $92
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 40 40 $153
99205 New patient office or other outpatient visit, 60-74 minutes 35 35 $261

In context: peer comparison

Among 5 peers in Stony Brook Hematology & Oncology Physician, average services per provider: 233. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$81
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 2 $63.43
TerSera Therapeutics LLC 1 $17.63

By nature of payment

Food and Beverage
$81

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
474
Patients
153
Total drug cost
$327,131
Drug Type Claims Patients Total cost
Anastrozole Generic 353 116 $10,642
Exemestane Generic 62 22 $18,068
Letrozole Generic 35 15 $811
Ibrance (Palbociclib) Brand 24 0 $297,610

Frequently asked questions

Auto-generated from federal data
What is Dr. Lea Baer's medical specialty?
Dr. Lea Baer practices Hematology & Oncology Physician in Stony Brook, NY.
Where does Dr. Lea Baer practice?
Dr. Lea Baer practices at Hsc T15 040, Stony Brook, NY 117948151. Office phone: 6316380910.
What is Dr. Lea Baer's NPI?
Dr. Lea Baer's National Provider Identifier (NPI) is 1609037514, issued by NPPES.
Does Dr. Lea Baer accept Medicare assignment?
Yes. Dr. Lea Baer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lea Baer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.