Doctor profile · Federal record
Dr. John Denning, D.O.
Family Medicine Physician (CMS: Family Practice) · Sports Medicine (Family Medicine) Physician · San Diego, CA
- NPI 1508818246
- Accepts Medicare
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3811 Valley Centre Dr
San Diego, CA 921303318
(858) 764-9089 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- June 2, 2017
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #20A7411
- Medicaid
- CA #00AX74110
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508818246. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
223
Distinct HCPCS
7
Medicare allowed
$27,867
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 77 | 54 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 49 | 48 | $96 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 39 | 39 | $138 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 19 | 16 | $191 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 15 | 15 | $178 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $72 | |
G0008 |
Administration of influenza virus vaccine | 12 | 12 | $33 |
In context: peer comparison
Among 125 peers in this city , average services per provider: 64. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$227
Transactions
11
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SANOFI-AVENTIS U.S. LLC | 3 | $62.13 | |
| Novo Nordisk Inc | 2 | $41.12 | |
| GlaxoSmithKline, LLC. | 1 | $32.80 | |
| PFIZER INC. | 1 | $21.36 | |
| Merck Sharp & Dohme LLC | 1 | $19.21 | |
| AstraZeneca Pharmaceuticals LP | 1 | $19.14 | |
| Lilly USA, LLC | 1 | $15.97 | |
| Phadia US Inc. | 1 | $15.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
406
Patients
76
Total drug cost
$6,469
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 96 | 30 | $1,297 |
| Losartan Potassium | Generic | 43 | 13 | $614 |
| Amlodipine Besylate | Generic | 31 | 11 | $303 |
| Lisinopril | Generic | 31 | 0 | $236 |
| Allopurinol | Generic | 28 | 0 | $824 |
| Rosuvastatin Calcium | Generic | 28 | 0 | $681 |
| Omeprazole | Generic | 25 | 11 | $308 |
| Levothyroxine Sodium | Generic | 22 | 11 | $337 |
| Hydrochlorothiazide | Generic | 19 | 0 | $87 |
| Metformin Hcl | Generic | 18 | 0 | $192 |
Frequently asked questions
What is Dr. John Denning's medical specialty?
Dr. John Denning practices Family Medicine Physician in San Diego, CA.
Where does Dr. John Denning practice?
Dr. John Denning practices at 3811 Valley Centre Dr, San Diego, CA 921303318. Office phone: 8587649089.
What is Dr. John Denning's NPI?
Dr. John Denning's National Provider Identifier (NPI) is 1508818246, issued by NPPES.
Does Dr. John Denning accept Medicare assignment?
Yes. Dr. John Denning accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Denning 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.