Doctor profile · Federal record
Dr. Douglas Freeman, M.D.
Family Medicine Physician (CMS: Family Practice) · Fairfield, CA
- NPI 1588760110
- Accepts Medicare
- 31 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2458 Hilborn RD
Fairfield, CA 945341072
(707) 646-5500
fax (707) 646-5501
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- May 17, 2010
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #C 51473
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588760110. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,136
Distinct HCPCS
10
Medicare allowed
$268,867
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,082 | 486 | $145 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 269 | 269 | $148 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 232 | 232 | $22 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 161 | 138 | $102 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 84 | 20 | $118 | |
90662 |
Influenza vaccine split virus, preservative free | 51 | 51 | $70 | |
G0008 |
Administration of influenza virus vaccine | 51 | 51 | $33 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 45 | 45 | $187 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 37 | 36 | $281 | |
G0009 |
Administration of pneumococcal vaccine | 36 | 35 | $34 |
In context: peer comparison
Among 6 peers in Fairfield Family Medicine Physician, average services per provider: 100. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$116
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 1 | $115.66 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,324
Patients
1,013
Total drug cost
$227,950
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 554 | 159 | $8,902 |
| Amlodipine Besylate | Generic | 490 | 154 | $5,464 |
| Metformin Hcl | Generic | 247 | 84 | $3,248 |
| Losartan Potassium | Generic | 229 | 72 | $4,009 |
| Levothyroxine Sodium | Generic | 228 | 68 | $4,283 |
| Rosuvastatin Calcium | Generic | 218 | 60 | $5,614 |
| Lisinopril | Generic | 216 | 69 | $2,685 |
| Omeprazole | Generic | 190 | 57 | $2,963 |
| Metoprolol Succinate | Generic | 151 | 48 | $3,815 |
| Gabapentin | Generic | 143 | 46 | $5,228 |
Hospital affiliations
Frequently asked questions
What is Dr. Douglas Freeman's medical specialty?
Dr. Douglas Freeman practices Family Medicine Physician in Fairfield, CA.
Where does Dr. Douglas Freeman practice?
Dr. Douglas Freeman practices at 2458 Hilborn RD, Fairfield, CA 945341072. Office phone: 7076465500.
What is Dr. Douglas Freeman's NPI?
Dr. Douglas Freeman's National Provider Identifier (NPI) is 1588760110, issued by NPPES.
Does Dr. Douglas Freeman accept Medicare assignment?
Yes. Dr. Douglas Freeman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Freeman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.