Doctor profile · Federal record

Dr. Erinn Ayres, MD

Internal Medicine Physician (CMS: Internal Medicine) · Tucson, AZ

  • NPI 1942435292
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6130 N la Cholla Blvd Ste 100
Tucson, AZ 857413589
(520) 742-4159
fax (520) 742-3493
Mailing address
5055 E Broadway Blvd Ste A100
Tucson, AZ 857113629

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
March 13, 2026
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #67364

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942435292. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,659
Distinct HCPCS
10
Medicare allowed
$215,785
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 532 309 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 363 218 $123
80053 Blood test, comprehensive group of blood chemicals 338 278 $10
80061 Blood test, lipids (cholesterol and triglycerides) 311 274 $13
84443 Blood test, thyroid stimulating hormone (tsh) 297 248 $16
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 282 282 $125
83036 Hemoglobin a1c level 211 148 $10
99204 New patient office or other outpatient visit, 45-59 minutes 206 206 $161
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 203 188 $6
82306 Vitamin d-3 level 164 145 $29

In context: peer comparison

Among 128 peers in Tucson Internal Medicine Physician, average services per provider: 112. This provider delivers 42× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,534
Patients
1,472
Total drug cost
$47,567
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 548 244 $5,900
Levothyroxine Sodium Generic 390 167 $6,751
Amlodipine Besylate Generic 377 159 $2,707
Lisinopril Generic 282 132 $2,427
Rosuvastatin Calcium Generic 277 126 $4,118
Losartan Potassium Generic 245 115 $3,384
Simvastatin Generic 200 91 $2,695
Hydrochlorothiazide Generic 197 89 $1,167
Omeprazole Generic 194 90 $3,330
Oxycodone Hcl Generic 160 24 $4,729

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Erinn Ayres's medical specialty?
Dr. Erinn Ayres practices Internal Medicine Physician in Tucson, AZ.
Where does Dr. Erinn Ayres practice?
Dr. Erinn Ayres practices at 6130 N la Cholla Blvd Ste 100, Tucson, AZ 857413589. Office phone: 5207424159.
What is Dr. Erinn Ayres's NPI?
Dr. Erinn Ayres's National Provider Identifier (NPI) is 1942435292, issued by NPPES.
Does Dr. Erinn Ayres accept Medicare assignment?
Yes. Dr. Erinn Ayres accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erinn Ayres commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.