Doctor profile · Federal record
Dr. Charles Cofas, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Klamath Falls, OR
- NPI 1053371666
- Accepts Medicare
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2640 Biehn St Ste 4
Klamath Falls, OR 976011181
(541) 882-3818
fax (541) 882-9800
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- March 29, 2011
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Oregon #MD25846
- Medicaid
- OR #027754
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053371666. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,807
Distinct HCPCS
10
Medicare allowed
$143,725
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,316 | 935 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 520 | 225 | $122 | |
G0008 |
Administration of influenza virus vaccine | 220 | 220 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 216 | 216 | $71 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 110 | 67 | $172 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 83 | 83 | $124 | |
96372 |
Injection of drug or substance under skin or into muscle | 67 | 18 | $14 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 50 | $85 | |
J3420 |
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | 66 | 17 | $2 | |
93227 |
Electrocardiogram (ecg) 2-day continuous with review by health care professional | 53 | 52 | $18 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 142. This provider delivers 20× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,262
Patients
598
Total drug cost
$32,142
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 301 | 73 | $3,838 |
| Atorvastatin Calcium | Generic | 289 | 78 | $4,241 |
| Amlodipine Besylate | Generic | 261 | 67 | $2,330 |
| Lisinopril | Generic | 211 | 57 | $2,139 |
| Losartan Potassium | Generic | 152 | 40 | $1,795 |
| Gabapentin | Generic | 124 | 30 | $2,074 |
| Hydrochlorothiazide | Generic | 115 | 30 | $623 |
| Simvastatin | Generic | 115 | 29 | $1,047 |
| Tamsulosin Hcl | Generic | 111 | 31 | $2,680 |
| Rosuvastatin Calcium | Generic | 110 | 31 | $2,239 |
Hospital affiliations
Frequently asked questions
What is Dr. Charles Cofas's medical specialty?
Dr. Charles Cofas practices Internal Medicine Physician in Klamath Falls, OR.
Where does Dr. Charles Cofas practice?
Dr. Charles Cofas practices at 2640 Biehn St Ste 4, Klamath Falls, OR 976011181. Office phone: 5418823818.
What is Dr. Charles Cofas's NPI?
Dr. Charles Cofas's National Provider Identifier (NPI) is 1053371666, issued by NPPES.
Does Dr. Charles Cofas accept Medicare assignment?
Yes. Dr. Charles Cofas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Cofas commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.