Doctor profile · Federal record
Dr. Harris Wasser, MD
Internal Medicine Physician (CMS: Endocrinology) · Simi Valley, CA
- NPI 1609915768
- Accepts Medicare
- MIPS 60.2 / 100 · 2023
- 49 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2950 N Sycamore Dr #200
Simi Valley, CA 93065
(805) 522-4004
fax (805) 583-3709 - Mailing address
-
Po Box 420
Simi Valley, CA 93062
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A 37142
- Medicaid
- CA #00A371421
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609915768. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,094
Distinct HCPCS
7
Medicare allowed
$149,218
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 616 | 145 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 132 | 118 | $180 | |
99291 |
Critical care, first 30-74 minutes | 112 | 22 | $219 | |
99239 |
Hospital discharge day management, more than 30 minutes | 81 | 78 | $120 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 57 | 24 | $82 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 50 | 50 | $135 | |
99238 |
Hospital discharge day management, 30 minutes or less | 46 | 44 | $85 |
In context: peer comparison
Among 11 peers in Simi Valley Internal Medicine Physician, average services per provider: 138. This provider delivers 7.9× the peer median.Open Payments
Industry payments received
All-time total
$167
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 1 | $126.99 | |
| Ascensia Diabetes Care US INC. | 1 | $23.39 | |
| Currax Pharmaceuticals LLC | 1 | $16.78 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
136
Patients
0
Total drug cost
$24,684
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 22 | 0 | $690 |
| Potassium Chloride | Generic | 22 | 0 | $585 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 20 | 0 | $10,772 |
| Furosemide | Generic | 15 | 0 | $89 |
| Levothyroxine Sodium | Generic | 12 | 0 | $143 |
| Tradjenta (Linagliptin) | Brand | 12 | 0 | $4,610 |
| Finasteride | Generic | 11 | 0 | $142 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 11 | 0 | $7,399 |
| Mirtazapine | Generic | 11 | 0 | $253 |
Hospital affiliations
Frequently asked questions
What is Dr. Harris Wasser's medical specialty?
Dr. Harris Wasser practices Internal Medicine Physician in Simi Valley, CA.
Where does Dr. Harris Wasser practice?
Dr. Harris Wasser practices at 2950 N Sycamore Dr #200, Simi Valley, CA 93065. Office phone: 8055224004.
What is Dr. Harris Wasser's NPI?
Dr. Harris Wasser's National Provider Identifier (NPI) is 1609915768, issued by NPPES.
Does Dr. Harris Wasser accept Medicare assignment?
Yes. Dr. Harris Wasser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harris Wasser commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.