Doctor profile · Federal record
Dr. Catherine Davis, MD
Internal Medicine Physician · Santa Rosa, CA
- NPI 1497748776
- 21 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
500 Doyle Park Dr, Ste G03
Santa Rosa, CA 954054559
(707) 544-3411
fax (707) 544-0834 - Mailing address
-
3536 Mendocino Ave, Ste 200
Santa Rosa, CA 954033634
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- October 21, 2021
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G70242
- Medicaid
- CA #00G702420
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497748776. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
503
Distinct HCPCS
6
Medicare allowed
$55,650
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 191 | 100 | $36 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 135 | 82 | $139 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 101 | 74 | $194 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 46 | 37 | $95 | |
95250 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with provider supplied equipment | 16 | 15 | $174 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 14 | 14 | $236 |
In context: peer comparison
Among 19 peers in Santa Rosa Internal Medicine Physician, average services per provider: 173. This provider delivers 2.9× the peer median.Open Payments
Industry payments received
All-time total
$198
Transactions
9
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 4 | $62.48 | |
| Abbott Laboratories | 2 | $53.72 | |
| Lilly USA, LLC | 1 | $30.47 | |
| Dexcom, INC. | 1 | $28.50 | |
| Tandem Diabetes Care, INC. | 1 | $22.41 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,070
Patients
354
Total drug cost
$766,757
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ozempic (Semaglutide) | Brand | 174 | 43 | $306,063 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 138 | 52 | $2,652 |
| Jardiance (Empagliflozin) | Brand | 116 | 32 | $163,763 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 76 | 33 | $35,973 |
| Atorvastatin Calcium | Generic | 59 | 25 | $907 |
| Metformin Hcl | Generic | 59 | 25 | $886 |
| Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 59 | 28 | $6,810 |
| Tresiba Flextouch U-200 (Insulin Degludec) | Brand | 57 | 16 | $67,373 |
| Novolog Flexpen (Insulin Aspart) | Brand | 55 | 20 | $50,902 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 50 | 20 | $42,178 |
Frequently asked questions
What is Dr. Catherine Davis's medical specialty?
Dr. Catherine Davis practices Internal Medicine Physician in Santa Rosa, CA.
Where does Dr. Catherine Davis practice?
Dr. Catherine Davis practices at 500 Doyle Park Dr, Santa Rosa, CA 954054559. Office phone: 7075443411.
What is Dr. Catherine Davis's NPI?
Dr. Catherine Davis's National Provider Identifier (NPI) is 1497748776, issued by NPPES.
What procedures does Dr. Catherine Davis commonly perform?
Top Medicare-reported procedures in 2023: Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.