Doctor profile · Federal record
Dr. David Wallis, MD
Internal Medicine Physician (CMS: Internal Medicine) · Redondo Beach, CA
- NPI 1255383139
- Accepts Medicare
- 26 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
520 N Prospect Ave Ste 309
Redondo Beach, CA 902773043
(424) 437-4700
fax (424) 437-8884 - Mailing address
-
Po Box 66657
Seattle, WA 981660657
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- October 9, 2024
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A77627
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255383139. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,296
Distinct HCPCS
10
Medicare allowed
$115,738
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 434 | 145 | $135 | |
36415 |
Insertion of needle into vein for collection of blood sample | 244 | 99 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 125 | 77 | $89 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $137 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 64 | 59 | $16 | |
G0009 |
Administration of pneumococcal vaccine | 61 | 60 | $33 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 59 | 58 | $281 | |
G0008 |
Administration of influenza virus vaccine | 58 | 58 | $33 | |
90662 |
Influenza vaccine split virus, preservative free | 40 | 39 | $72 | |
81002 |
Urinalysis, manual test | 30 | 21 | $3 |
In context: peer comparison
Among 8 peers in Redondo Beach Internal Medicine Physician, average services per provider: 129. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$345
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, INC. | 1 | $146.18 | |
| Lilly USA, LLC | 1 | $123.97 | |
| Amgen INC. | 1 | $74.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
873
Patients
294
Total drug cost
$14,291
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 202 | 57 | $2,753 |
| Rosuvastatin Calcium | Generic | 100 | 35 | $2,355 |
| Amlodipine Besylate | Generic | 78 | 23 | $946 |
| Levothyroxine Sodium | Generic | 70 | 24 | $1,402 |
| Pantoprazole Sodium | Generic | 51 | 17 | $971 |
| Losartan Potassium | Generic | 49 | 15 | $904 |
| Escitalopram Oxalate | Generic | 43 | 15 | $1,184 |
| Alendronate Sodium | Generic | 41 | 14 | $491 |
| Lisinopril | Generic | 40 | 13 | $339 |
| Allopurinol | Generic | 36 | 0 | $826 |
Frequently asked questions
What is Dr. David Wallis's medical specialty?
Dr. David Wallis practices Internal Medicine Physician in Redondo Beach, CA.
Where does Dr. David Wallis practice?
Dr. David Wallis practices at 520 N Prospect Ave Ste 309, Redondo Beach, CA 902773043. Office phone: 4244374700.
What is Dr. David Wallis's NPI?
Dr. David Wallis's National Provider Identifier (NPI) is 1255383139, issued by NPPES.
Does Dr. David Wallis accept Medicare assignment?
Yes. Dr. David Wallis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Wallis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.