Doctor profile · Federal record

Dr. Ella Rosenbloom, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Port Jefferson, NY

  • NPI 1811275548
  • Accepts Medicare
  • MIPS 85.0 / 100 · 2023
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
625 Belle Terre RD
Port Jefferson, NY 117772316
(631) 686-2551
fax (631) 686-2552

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
September 26, 2016
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
New York #262371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811275548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,134
Distinct HCPCS
10
Medicare allowed
$139,733
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 616 301 $148
99213 Established patient office or other outpatient visit, 20-29 minutes 175 138 $105
99212 Established patient office or other outpatient visit, 10-19 minutes 90 72 $66
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 65 39 $91
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 51 49 $150
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 28 19 $27
95249 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin 26 23 $75
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 21 19 $39
95250 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with provider supplied equipment 17 16 $170
83036 Hemoglobin a1c level 16 16 $10

In context: peer comparison

Among 1 peers in this city , average services per provider: 94. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $28.60
Amphastar Pharmaceuticals, Inc. 1 $17.89

By nature of payment

Education
$29
Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,328
Patients
681
Total drug cost
$1,318,510
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 378 101 $7,122
Ozempic (Semaglutide) Brand 303 76 $501,552
Atorvastatin Calcium Generic 275 88 $4,054
Metformin Hcl Er (Metformin Hcl) Brand 219 72 $3,901
Synthroid (Levothyroxine Sodium) Brand 144 29 $10,285
Metformin Hcl Generic 119 35 $4,536
Tresiba Flextouch U-100 (Insulin Degludec) Brand 115 37 $75,936
Mounjaro (Tirzepatide) Brand 111 21 $157,326
Rosuvastatin Calcium Generic 111 32 $1,648
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 110 52 $12,523

Frequently asked questions

Auto-generated from federal data
What is Dr. Ella Rosenbloom's medical specialty?
Dr. Ella Rosenbloom practices Endocrinology, Diabetes & Metabolism Physician in Port Jefferson, NY.
Where does Dr. Ella Rosenbloom practice?
Dr. Ella Rosenbloom practices at 625 Belle Terre RD, Port Jefferson, NY 117772316. Office phone: 6316862551.
What is Dr. Ella Rosenbloom's NPI?
Dr. Ella Rosenbloom's National Provider Identifier (NPI) is 1811275548, issued by NPPES.
Does Dr. Ella Rosenbloom accept Medicare assignment?
Yes. Dr. Ella Rosenbloom accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ella Rosenbloom commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.