Doctor profile · Federal record
Dr. Walter Thomas, MD
Family Medicine Physician (CMS: Family Practice) · Simi Valley, CA
- NPI 1952379463
- Accepts Medicare
- 53 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1980 Sequoia Ave
Simi Valley, CA 930633167
(805) 527-1804
fax (805) 527-5241 - Additional location
-
2080 Newbury RD
Newbury Park, CA 913203387
(805) 499-0308 - Mailing address
-
Po Box 2218
Simi Valley, CA 930622218
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- December 17, 2019
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A34536
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952379463. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
512
Distinct HCPCS
4
Medicare allowed
$83,139
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 329 | 71 | $192 | |
96131 |
Evaluation of psychological test, each additional hour | 102 | 43 | $90 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 36 | $137 | |
96130 |
Evaluation of psychological test, first hour | 21 | 20 | $125 |
In context: peer comparison
Among 12 peers in Simi Valley Family Medicine Physician, average services per provider: 95. This provider delivers 5.4× the peer median.Open Payments
Industry payments received
All-time total
$1,061
Transactions
40
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 20 | $338.22 | |
| Axsome Therapeutics, INC. | 2 | $142.93 | |
| Saxum Surgical, INC. | 1 | $136.19 | |
| Otsuka America Pharmaceutical, INC. | 5 | $101.78 | |
| Lundbeck LLC | 4 | $90.69 | |
| Vanda Pharmaceuticals INC. | 1 | $80.10 | |
| Indivior INC. | 2 | $69.20 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 2 | $34.61 | |
| GlaxoSmithKline, LLC. | 1 | $26.07 | |
| Janssen Pharmaceuticals, INC | 1 | $22.94 | |
| Exact Sciences Corporation | 1 | $18.76 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,285
Patients
347
Total drug cost
$32,575
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 141 | 36 | $2,540 |
| Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) | Brand | 123 | 14 | $14,880 |
| Atorvastatin Calcium | Generic | 121 | 38 | $1,475 |
| Buprenorphine Hcl | Generic | 107 | 18 | $3,511 |
| Rosuvastatin Calcium | Generic | 98 | 30 | $1,439 |
| Levothyroxine Sodium | Generic | 93 | 30 | $1,624 |
| Trazodone Hcl | Generic | 90 | 21 | $1,181 |
| Lisinopril | Generic | 85 | 29 | $478 |
| Buspirone Hcl | Generic | 68 | 19 | $1,074 |
| Bupropion Xl (Bupropion Hcl) | Brand | 67 | 16 | $1,856 |
Frequently asked questions
What is Dr. Walter Thomas's medical specialty?
Dr. Walter Thomas practices Family Medicine Physician in Simi Valley, CA.
Where does Dr. Walter Thomas practice?
Dr. Walter Thomas practices at 1980 Sequoia Ave, Simi Valley, CA 930633167. Office phone: 8055271804.
What is Dr. Walter Thomas's NPI?
Dr. Walter Thomas's National Provider Identifier (NPI) is 1952379463, issued by NPPES.
Does Dr. Walter Thomas accept Medicare assignment?
Yes. Dr. Walter Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Thomas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Evaluation of psychological test, each additional hour (HCPCS 96131); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.