Doctor profile · Federal record

Dr. Eileen Jill Muzzillo, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Fort Wayne, IN

  • NPI 1003343310
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4402 E State Blvd
Fort Wayne, IN 468156917
(260) 425-5600
fax (260) 425-5605
Mailing address
11109 Parkview Plaza Dr # 117
Fort Wayne, IN 468451701

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
August 29, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Indiana #01089028A · Texas #S8372

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003343310. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
38
Distinct HCPCS
2
Medicare allowed
$4,198
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 27 24 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $84

In context: peer comparison

Among 66 peers in this city , average services per provider: 87. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$192
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $63.53
AstraZeneca Pharmaceuticals LP 2 $51.14
Tactile Systems Technology Inc 2 $33.33
Astellas Pharma US Inc 1 $24.77
Abbott Laboratories 1 $18.91

By nature of payment

Food and Beverage
$192

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,695
Patients
1,404
Total drug cost
$31,150
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 432 210 $4,262
Amlodipine Besylate Generic 240 127 $796
Levothyroxine Sodium Generic 236 126 $3,350
Lisinopril Generic 230 118 $1,230
Losartan Potassium Generic 226 108 $2,484
Gabapentin Generic 187 96 $3,116
Metformin Hcl Generic 182 93 $888
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 150 74 $7,108
Metoprolol Succinate Generic 132 60 $2,311
Omeprazole Generic 132 76 $1,423

Frequently asked questions

Auto-generated from federal data
What is Dr. Eileen Jill Muzzillo's medical specialty?
Dr. Eileen Jill Muzzillo practices Internal Medicine Physician in Fort Wayne, IN.
Where does Dr. Eileen Jill Muzzillo practice?
Dr. Eileen Jill Muzzillo practices at 4402 E State Blvd, Fort Wayne, IN 468156917. Office phone: 2604255600.
What is Dr. Eileen Jill Muzzillo's NPI?
Dr. Eileen Jill Muzzillo's National Provider Identifier (NPI) is 1003343310, issued by NPPES.
Does Dr. Eileen Jill Muzzillo accept Medicare assignment?
Yes. Dr. Eileen Jill Muzzillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eileen Jill Muzzillo 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). Source: CMS Medicare Physician & Other Practitioners file.