Doctor profile · Federal record

Dr. Michael Illingworth, M.D.

Obstetrics & Gynecology Physician · Fresno, CA

  • NPI 1932251089
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1945 N Fine Ave Ste 100
Fresno, CA 937271528
(559) 457-5650
fax (559) 457-5695
Additional location
7202 N Millbrook Ave Ste 202
Fresno, CA 937203341
(559) 457-6950
fax (559) 457-6997

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
January 30, 2020
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #G68327

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932251089. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
92
Distinct HCPCS
5
Medicare allowed
$11,360
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 31 15 $129
99204 New patient office or other outpatient visit, 45-59 minutes 22 22 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 15 11 $92
99202 New patient office or other outpatient visit, 15-29 minutes 12 12 $74
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $114

In context: peer comparison

Among 9 peers in Fresno Obstetrics & Gynecology Physician, average services per provider: 33. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
100
Patients
77
Total drug cost
$670
Drug Type Claims Patients Total cost
Naproxen Generic 52 34 $216
Baclofen Generic 22 18 $178
Cyclobenzaprine Hcl Generic 14 13 $83
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $193

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Illingworth's medical specialty?
Dr. Michael Illingworth practices Obstetrics & Gynecology Physician in Fresno, CA.
Where does Dr. Michael Illingworth practice?
Dr. Michael Illingworth practices at 1945 N Fine Ave Ste 100, Fresno, CA 937271528. Office phone: 5594575650.
What is Dr. Michael Illingworth's NPI?
Dr. Michael Illingworth's National Provider Identifier (NPI) is 1932251089, issued by NPPES.
What procedures does Dr. Michael Illingworth commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.