Doctor profile · Federal record
Dr. Gregg Pottorff, M.D.
Sports Medicine (Orthopaedic Surgery) Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Castro Valley, CA
- NPI 1477520096
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
19842 Lake Chabot RD
Castro Valley, CA 945464002
(510) 886-8844
fax (510) 247-8280
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- June 7, 2012
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207XX0005X — NUCC code
- State license (1)
- California #G61064
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477520096. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,550
Distinct HCPCS
10
Medicare allowed
$132,590
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 321 | 129 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 290 | 132 | $108 | |
20610 |
Aspiration and/or injection of fluid from large joint | 208 | 85 | $67 | |
73562 |
X-ray of knee, 3 views | 122 | 71 | $54 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 86 | 54 | $152 | |
76882 |
Limited ultrasound scan of joint or other extremity structure except blood vessels | 77 | 41 | $50 | |
20611 |
Aspiration and/or injection of fluid large joint using ultrasound guidance | 76 | 41 | $122 | |
76881 |
Complete ultrasound scan of joint | 58 | 51 | $64 | |
64640 |
Destruction of peripheral nerve or branch | 50 | 17 | $208 | |
76942 |
Ultrasonic guidance for needle placement | 44 | 38 | $72 |
In context: peer comparison
Among 1 peers in Castro Valley Sports Medicine (Orthopaedic Surgery) Physician, average services per provider: 86. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$26
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exact Sciences Corporation | 1 | $25.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
198
Patients
92
Total drug cost
$4,069
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Celecoxib | Generic | 66 | 32 | $2,426 |
| Gabapentin | Generic | 33 | 22 | $195 |
| Oxycodone Hcl | Generic | 29 | 25 | $184 |
| Etodolac | Generic | 26 | 0 | $899 |
| Cefadroxil | Generic | 17 | 0 | $208 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 14 | 13 | $109 |
| Meloxicam | Generic | 13 | 0 | $48 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregg Pottorff's medical specialty?
Dr. Gregg Pottorff practices Sports Medicine (Orthopaedic Surgery) Physician in Castro Valley, CA.
Where does Dr. Gregg Pottorff practice?
Dr. Gregg Pottorff practices at 19842 Lake Chabot RD, Castro Valley, CA 945464002. Office phone: 5108868844.
What is Dr. Gregg Pottorff's NPI?
Dr. Gregg Pottorff's National Provider Identifier (NPI) is 1477520096, issued by NPPES.
Does Dr. Gregg Pottorff accept Medicare assignment?
Yes. Dr. Gregg Pottorff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregg Pottorff commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.