Doctor profile · Federal record
Dr. Mary Alessi, PA-C
Physician Assistant · Irvine, CA
- NPI 1962711838
- Accepts Medicare
- 16 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1000 Fivepoint
Irvine, CA 926182621
(949) 671-8000 - Additional location
-
7955 Westminster Blvd
Westminster, CA 926834001
(714) 379-3221
fax (714) 379-3211 - Mailing address
-
Po Box 512185
Los Angeles, CA 900510185
Credentials & registration
- NPI registered
- September 2010 — 16 yrs on file
- Profile last updated
- October 30, 2025
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #PA21093
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962711838. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
719
Distinct HCPCS
5
Medicare allowed
$68,812
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 395 | 120 | $104 | |
76604 |
Ultrasound scan of chest | 138 | 60 | $24 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 110 | 97 | $152 | |
32555 |
Aspiration of fluid from chest cavity using imaging guidance | 60 | 45 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 16 | 13 | $117 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 87. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$223
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | 4 | $185.52 | |
| Baxter Healthcare | 1 | $19.16 | |
| ViiV Healthcare Company | 1 | $17.82 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Mary Alessi's medical specialty?
Dr. Mary Alessi practices Physician Assistant in Irvine, CA.
Where does Dr. Mary Alessi practice?
Dr. Mary Alessi practices at 1000 Fivepoint, Irvine, CA 926182621. Office phone: 9496718000.
What is Dr. Mary Alessi's NPI?
Dr. Mary Alessi's National Provider Identifier (NPI) is 1962711838, issued by NPPES.
Does Dr. Mary Alessi accept Medicare assignment?
Yes. Dr. Mary Alessi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Alessi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Ultrasound scan of chest (HCPCS 76604); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.