Doctor profile · Federal record

Dr. Patricia Arizaca-Dileo, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Ann Arbor, MI

  • NPI 1306004759
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
375 Briarwood Cir
Ann Arbor, MI 481081605
(734) 998-2020
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
July 8, 2022
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301505788
Medicaid
TX #206245701

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306004759. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
431
Distinct HCPCS
4
Medicare allowed
$45,829
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 268 200 $99
99215 Established patient office or other outpatient visit, 40-54 minutes 66 45 $137
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 58 58 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 39 38 $68

In context: peer comparison

Among 135 peers in Ann Arbor Internal Medicine Physician, average services per provider: 77. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$55
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $55.28

By nature of payment

Food and Beverage
$55

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
468
Patients
157
Total drug cost
$48,201
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 54 16 $2,815
Losartan Potassium Generic 48 13 $728
Atorvastatin Calcium Generic 47 20 $623
Amlodipine Besylate Generic 39 17 $331
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 38 29 $1,513
Ozempic (Semaglutide) Brand 31 0 $38,455
Levothyroxine Sodium Generic 29 11 $477
Metformin Hcl Generic 28 0 $317
Prednisone Generic 26 25 $49
Metformin Hcl ER (Metformin Hcl) Brand 25 0 $286

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Patricia Arizaca-Dileo's medical specialty?
Dr. Patricia Arizaca-Dileo practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Patricia Arizaca-Dileo practice?
Dr. Patricia Arizaca-Dileo practices at 375 Briarwood Cir, Ann Arbor, MI 481081605. Office phone: 7349982020.
What is Dr. Patricia Arizaca-Dileo's NPI?
Dr. Patricia Arizaca-Dileo's National Provider Identifier (NPI) is 1306004759, issued by NPPES.
Does Dr. Patricia Arizaca-Dileo accept Medicare assignment?
Yes. Dr. Patricia Arizaca-Dileo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patricia Arizaca-Dileo 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 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.