Doctor profile · Federal record
Dr. Rachel Villalon, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Fairfield, CA
- NPI 1083842843
- Accepts Medicare
- 17 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1860 Pennsylvania Ave, Suite 300
Fairfield, CA 945333590
(707) 646-4100
fax (707) 646-4101
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- April 28, 2023
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State licenses (2)
- California #A127041 · Massachusetts #256434
- Medicaid
- MA #1083842843
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083842843. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
30
Distinct HCPCS
1
Medicare allowed
$3,092
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 21 | $103 |
In context: peer comparison
Among 3 peers in Fairfield Obstetrics & Gynecology Physician, average services per provider: 19. This provider delivers 1.6× the peer median.Open Payments
Industry payments received
All-time total
$142
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Hologic Sales and Service, LLC | 1 | $70.28 | |
| Astellas Pharma US INC | 2 | $50.36 | |
| Medtronic, INC. | 1 | $21.11 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
19
Patients
0
Total drug cost
$1,052
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 19 | 0 | $1,052 |
Hospital affiliations
Frequently asked questions
What is Dr. Rachel Villalon's medical specialty?
Dr. Rachel Villalon practices Obstetrics & Gynecology Physician in Fairfield, CA.
Where does Dr. Rachel Villalon practice?
Dr. Rachel Villalon practices at 1860 Pennsylvania Ave, Fairfield, CA 945333590. Office phone: 7076464100.
What is Dr. Rachel Villalon's NPI?
Dr. Rachel Villalon's National Provider Identifier (NPI) is 1083842843, issued by NPPES.
Does Dr. Rachel Villalon accept Medicare assignment?
Yes. Dr. Rachel Villalon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Villalon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.