Doctor profile · Federal record
Dr. Donald Whisler, M.D.
Rheumatology Physician (CMS: Rheumatology) · Student in an Organized Health Care Education/Training Program · Santa Rosa, CA
- NPI 1639516149
- Accepts Medicare
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1162 Montgomery Dr Ste 3
Santa Rosa, CA 954054802
(707) 890-4250
fax (707) 476-2238 - Additional location
-
500 Doyle Park Dr Ste 300
Santa Rosa, CA 954054559
(707) 303-8344
fax (717) 303-8345
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- November 11, 2021
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A155450
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639516149. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,608
Distinct HCPCS
10
Medicare allowed
$226,695
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 3,480 | 37 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 604 | 315 | $138 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 130 | 130 | $176 | |
96372 |
Injection of drug or substance under skin or into muscle | 75 | 42 | $16 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 70 | 55 | $98 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 66 | 48 | $98 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 53 | 48 | $194 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 43 | 32 | $138 | |
20611 |
Aspiration and/or injection of fluid large joint using ultrasound guidance | 30 | 16 | $120 | |
J1040 |
Injection, methylprednisolone acetate, 80 mg | 20 | 16 | $12 |
In context: peer comparison
Among 2 peers in Santa Rosa Rheumatology Physician, average services per provider: 420. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$145
Transactions
8
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 8 | $144.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,680
Patients
533
Total drug cost
$1,104,725
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 445 | 122 | $4,905 |
| Hydroxychloroquine Sulfate | Generic | 343 | 121 | $34,016 |
| Leflunomide | Generic | 182 | 66 | $18,484 |
| Methotrexate (Methotrexate Sodium) | Brand | 137 | 42 | $5,190 |
| Sulfasalazine | Generic | 102 | 36 | $3,491 |
| Celecoxib | Generic | 82 | 27 | $6,930 |
| Meloxicam | Generic | 80 | 37 | $1,198 |
| Humira(Cf) Pen (Adalimumab) | Brand | 68 | 13 | $556,000 |
| Colchicine | Generic | 51 | 11 | $1,697 |
| Xeljanz Xr (Tofacitinib Citrate) | Brand | 39 | 0 | $227,526 |
Hospital affiliations
Frequently asked questions
What is Dr. Donald Whisler's medical specialty?
Dr. Donald Whisler practices Rheumatology Physician in Santa Rosa, CA.
Where does Dr. Donald Whisler practice?
Dr. Donald Whisler practices at 1162 Montgomery Dr Ste 3, Santa Rosa, CA 954054802. Office phone: 7078904250.
What is Dr. Donald Whisler's NPI?
Dr. Donald Whisler's National Provider Identifier (NPI) is 1639516149, issued by NPPES.
Does Dr. Donald Whisler accept Medicare assignment?
Yes. Dr. Donald Whisler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Whisler commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.