Doctor profile · Federal record
Dr. Vadim Leyenson, MD
Critical Care Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Santa Rosa, CA
- NPI 1427052851
- Accepts Medicare
- 40 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 6 locations .
- Primary practice
-
95 Montgomery Dr Ste 104
Santa Rosa, CA 954046617
(707) 525-2902
fax (707) 525-2904 - Additional location
-
1055 N Curtis RD
Boise, ID 837061309
(208) 302-2000
fax (208) 302-2055 - Additional location
-
4300 E Flamingo Ave
Nampa, ID 836873138
(208) 463-5000 - Additional location
-
1033 Los Palos Dr Ste A
Salinas, CA 939013916
(831) 757-2058 - Additional location
-
450 E Romie Ln
Salinas, CA 939014029
(831) 757-4333 - Additional location
-
2800 N Sheridan RD, Ste 301
Chicago, IL 606576158
(773) 935-5556
fax (773) 935-2724 - Mailing address
-
325 Distel Cir
Los Altos, CA 940221408
Show 3 more locations
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- November 14, 2025
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State licenses (4)
- Oregon #MD184074 · California #522342 · California #1107 · Idaho #MC-1352
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427052851. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
164
Distinct HCPCS
4
Medicare allowed
$28,158
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 101 | 51 | $203 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 23 | 22 | $166 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 22 | 19 | $113 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 11 | $75 |
In context: peer comparison
Among 4 peers in Santa Rosa Critical Care Medicine (Internal Medicine) Physician, average services per provider: 60. This provider delivers 2.7× the peer median.Open Payments
Industry payments received
All-time total
$49
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inspire Medical Systems, INC. | 2 | $49.01 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Vadim Leyenson's medical specialty?
Dr. Vadim Leyenson practices Critical Care Medicine (Internal Medicine) Physician in Santa Rosa, CA.
Where does Dr. Vadim Leyenson practice?
Dr. Vadim Leyenson practices at 95 Montgomery Dr Ste 104, Santa Rosa, CA 954046617. Office phone: 7075252902.
What is Dr. Vadim Leyenson's NPI?
Dr. Vadim Leyenson's National Provider Identifier (NPI) is 1427052851, issued by NPPES.
Does Dr. Vadim Leyenson accept Medicare assignment?
Yes. Dr. Vadim Leyenson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vadim Leyenson commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.