Doctor profile · Federal record
Dr. Robert Isaacs, MD
Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Santa Rosa, CA
- NPI 1912927286
- Accepts Medicare
- 44 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
1287 Fulton RD
Santa Rosa, CA 954014923
(707) 888-5808
fax (707) 577-8315 - Additional location
-
20101 Lake Chabot RD Fl 1
Castro Valley, CA 945465305
(510) 886-3400
fax (510) 866-8466 - Additional location
-
2500 Milvia St
Berkeley, CA 947042636
(510) 204-5600
fax (510) 204-5462 - Additional location
-
4053 Lone Tree Way
Antioch, CA 945316210
(925) 756-0849
fax (925) 757-0849 - Mailing address
-
Po Box 1770
La Mesa, CA 919441770
Show 1 more location
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 24, 2019
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- California #G75679 · South Carolina #18222
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912927286. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
128
Distinct HCPCS
2
Medicare allowed
$22,391
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 111 | 106 | $181 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 17 | 15 | $135 |
In context: peer comparison
Among 28 peers in this city , average services per provider: 775. This provider delivers 0.2× the peer median.Frequently asked questions
What is Dr. Robert Isaacs's medical specialty?
Dr. Robert Isaacs practices Family Medicine Physician in Santa Rosa, CA.
Where does Dr. Robert Isaacs practice?
Dr. Robert Isaacs practices at 1287 Fulton RD, Santa Rosa, CA 954014923. Office phone: 7078885808.
What is Dr. Robert Isaacs's NPI?
Dr. Robert Isaacs's National Provider Identifier (NPI) is 1912927286, issued by NPPES.
Does Dr. Robert Isaacs accept Medicare assignment?
Yes. Dr. Robert Isaacs accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Isaacs commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.