Doctor profile · Federal record
Dr. Johnathan Maskin, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Pasadena, CA
- NPI 1386668366
- Accepts Medicare
- 46 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
100 W California Blvd
Pasadena, CA 911053010
(626) 397-5000
fax (626) 397-2912 - Mailing address
-
225 S Lake Ave, 535
Pasadena, CA 911013005
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 14, 2008
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #A41837
- Medicaid
- CA #00A418370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386668366. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
106
Distinct HCPCS
4
Medicare allowed
$11,856
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 46 | 14 | $83 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 35 | 35 | $46 | |
00560 |
Anesthesia for procedure on heart and large blood vessels | 13 | 13 | $481 | |
76937 |
Ultrasonic guidance for blood vessel access | 12 | 11 | $15 |
In context: peer comparison
Among 17 peers in Pasadena Anesthesiology Physician, average services per provider: 35. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$454
Transactions
15
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 9 | $300.72 | |
| Atricure, INC. | 4 | $95.54 | |
| Conmed Corporation | 1 | $41.67 | |
| Ethicon US, LLC | 1 | $16.02 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Johnathan Maskin's medical specialty?
Dr. Johnathan Maskin practices Anesthesiology Physician in Pasadena, CA.
Where does Dr. Johnathan Maskin practice?
Dr. Johnathan Maskin practices at 100 W California Blvd, Pasadena, CA 911053010. Office phone: 6263975000.
What is Dr. Johnathan Maskin's NPI?
Dr. Johnathan Maskin's National Provider Identifier (NPI) is 1386668366, issued by NPPES.
Does Dr. Johnathan Maskin accept Medicare assignment?
Yes. Dr. Johnathan Maskin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johnathan Maskin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure on heart and large blood vessels (HCPCS 00560). Source: CMS Medicare Physician & Other Practitioners file.