Doctor profile · Federal record
Dr. Michael Oconnor, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Pinole, CA
- NPI 1386753317
- 42 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1690 San Pablo Ave, Suite F
Pinole, CA 945642078
(925) 753-1986 - Mailing address
-
1660 San Pablo Ave, Ste A
Pinole, CA 945642072
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 30, 2016
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #00A446530
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386753317. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
580
Distinct HCPCS
4
Medicare allowed
$59,891
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 394 | 152 | $138 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 152 | 70 | $3 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 23 | 23 | $99 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 11 | 11 | $235 |
In context: peer comparison
Among 1 peers in Pinole Endocrinology, Diabetes & Metabolism Physician, average services per provider: 145. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,379
Patients
397
Total drug cost
$370,545
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 261 | 68 | $5,058 |
| Metformin Hcl | Generic | 241 | 74 | $3,112 |
| Ozempic (Semaglutide) | Brand | 124 | 24 | $164,560 |
| Atorvastatin Calcium | Generic | 103 | 32 | $1,792 |
| Glipizide | Generic | 78 | 25 | $1,604 |
| Lisinopril | Generic | 74 | 21 | $730 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 73 | 25 | $52,611 |
| Amlodipine Besylate | Generic | 72 | 24 | $806 |
| Hydrochlorothiazide | Generic | 63 | 18 | $390 |
| Glimepiride | Generic | 54 | 15 | $945 |
Frequently asked questions
What is Dr. Michael Oconnor's medical specialty?
Dr. Michael Oconnor practices Endocrinology, Diabetes & Metabolism Physician in Pinole, CA.
Where does Dr. Michael Oconnor practice?
Dr. Michael Oconnor practices at 1690 San Pablo Ave, Pinole, CA 945642078. Office phone: 9257531986.
What is Dr. Michael Oconnor's NPI?
Dr. Michael Oconnor's National Provider Identifier (NPI) is 1386753317, issued by NPPES.
Does Dr. Michael Oconnor accept Medicare assignment?
Dr. Michael Oconnor does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Michael Oconnor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.