Doctor profile · Federal record
Dr. John Knudsen, M.D.
Emergency Medical Services (Emergency Medicine) Physician (CMS: General Practice) · General Practice Physician · Ferndale, WA
- NPI 1508952060
- Accepts Medicare
- 56 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6046 Portal Way, Ste 103
Ferndale, WA 982487829
(360) 734-2330
fax (360) 733-3886 - Mailing address
-
1260 Maralee Lane
Bellingham, WA 98226
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 1970 — 56 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State license (1)
- Washington #MD00013215
- Medicaid
- WA #1466705
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508952060. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
655
Distinct HCPCS
7
Medicare allowed
$67,528
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 317 | 126 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 207 | 109 | $127 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 55 | 55 | $128 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 27 | 23 | $179 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 18 | 18 | $22 | |
G0008 |
Administration of influenza virus vaccine | 18 | 18 | $31 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 13 | 13 | $14 |
In context: peer comparison
Among 1 peers in Ferndale Emergency Medical Services (Emergency Medicine) Physician, average services per provider: 93. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$207
Transactions
12
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 4 | $77.43 | |
| Sanofi-Aventis U.S. LLC | 2 | $35.35 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $20.41 | |
| Lilly USA, LLC | 1 | $19.44 | |
| Azurity Pharmaceuticals, INC. | 1 | $13.85 | |
| Pfizer INC. | 1 | $13.68 | |
| GlaxoSmithKline, LLC. | 1 | $13.55 | |
| Abbott Laboratories | 1 | $13.27 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,625
Patients
484
Total drug cost
$82,728
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 263 | 79 | $4,248 |
| Metoprolol Succinate | Generic | 194 | 52 | $5,235 |
| Losartan Potassium | Generic | 173 | 53 | $3,238 |
| Lisinopril | Generic | 147 | 46 | $1,523 |
| Amlodipine Besylate | Generic | 141 | 44 | $1,461 |
| Levothyroxine Sodium | Generic | 118 | 32 | $1,783 |
| Metformin Hcl | Generic | 85 | 21 | $778 |
| Omeprazole | Generic | 75 | 23 | $1,520 |
| Gabapentin | Generic | 73 | 19 | $1,420 |
| Rosuvastatin Calcium | Generic | 67 | 19 | $1,883 |
Frequently asked questions
What is Dr. John Knudsen's medical specialty?
Dr. John Knudsen practices Emergency Medical Services (Emergency Medicine) Physician in Ferndale, WA.
Where does Dr. John Knudsen practice?
Dr. John Knudsen practices at 6046 Portal Way, Ferndale, WA 982487829. Office phone: 3607342330.
What is Dr. John Knudsen's NPI?
Dr. John Knudsen's National Provider Identifier (NPI) is 1508952060, issued by NPPES.
Does Dr. John Knudsen accept Medicare assignment?
Yes. Dr. John Knudsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Knudsen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.