Doctor profile · Federal record
Dr. Byron Knowles, M.D., PH.D.
Dermatology Physician (CMS: Dermatology) · Student in an Organized Health Care Education/Training Program · Modesto, CA
- NPI 1225586662
- Accepts Medicare
- 10 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
600 Coffee RD
Modesto, CA 953554201
(916) 454-7533 - Additional location
-
751 S. Bascom Ave
San Jose, CA 95128
(408) 885-5110 - Additional location
-
991 Montague Expy Ste 104
Milpitas, CA 950356809
(408) 263-6073
fax (408) 263-6077 - Mailing address
-
Po Box 255228
Sacramento, CA 958655228
Credentials & registration
- NPI registered
- September 2016 — 10 yrs on file
- Profile last updated
- June 28, 2021
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- California #A152031
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225586662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,851
Distinct HCPCS
10
Medicare allowed
$178,847
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 1,196 | 200 | $7 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 382 | 272 | $93 | |
17000 |
Destruction of precancer skin growth, 1 growth | 365 | 261 | $54 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 351 | 216 | $132 | |
17110 |
Destruction of skin growth, 1-14 growths | 268 | 219 | $119 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 141 | 141 | $116 | |
17004 |
Destruction of precancer skin growth, 15 or more growths | 39 | 27 | $180 | |
11301 |
Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm | 32 | 31 | $127 | |
11311 |
Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm | 30 | 28 | $142 | |
11102 |
Biopsy of related skin growth, first growth | 28 | 28 | $92 |
In context: peer comparison
Among 2 peers in Modesto Dermatology Physician, average services per provider: 171. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$886
Transactions
28
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 10 | $301.12 | |
| Janssen Biotech, INC. | 5 | $175.68 | |
| Novartis Pharmaceuticals Corporation | 3 | $95.86 | |
| Leo Pharma INC. | 3 | $88.11 | |
| Genzyme Corporation | 2 | $75.50 | |
| Incyte Corporation | 2 | $47.56 | |
| Ucb, INC. | 1 | $44.33 | |
| Regeneron Healthcare Solutions, INC. | 1 | $34.15 | |
| Arcutis Biotherapeutics, INC. | 1 | $23.90 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,012
Patients
555
Total drug cost
$37,220
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triamcinolone Acetonide | Generic | 202 | 139 | $3,614 |
| Ketoconazole | Generic | 156 | 83 | $3,943 |
| Ciclopirox | Generic | 126 | 61 | $5,907 |
| Hydrocortisone | Generic | 121 | 70 | $1,041 |
| Clobetasol Propionate | Generic | 92 | 51 | $6,626 |
| Doxycycline Monohydrate | Generic | 59 | 23 | $1,558 |
| Fluorouracil | Generic | 56 | 46 | $5,444 |
| Mupirocin | Generic | 48 | 34 | $434 |
| Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) | Brand | 34 | 19 | $1,700 |
| Permethrin | Generic | 34 | 16 | $2,372 |
Frequently asked questions
What is Dr. Byron Knowles's medical specialty?
Dr. Byron Knowles practices Dermatology Physician in Modesto, CA.
Where does Dr. Byron Knowles practice?
Dr. Byron Knowles practices at 600 Coffee RD, Modesto, CA 953554201. Office phone: 9164547533.
What is Dr. Byron Knowles's NPI?
Dr. Byron Knowles's National Provider Identifier (NPI) is 1225586662, issued by NPPES.
Does Dr. Byron Knowles accept Medicare assignment?
Yes. Dr. Byron Knowles accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Byron Knowles commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.