Doctor profile · Federal record
Dr. Timothy Armstrong, MD
Neurology Physician (CMS: Neurology) · Internal Medicine Physician · Neurology Physician · Bellingham, WA
- NPI 1871641688
- Accepts Medicare
- 42 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
Peacehealth Medical Group, 710 Birchwood, Suite 201
Bellingham, WA 98225
(360) 788-6870
fax (360) 788-6872 - Additional location
-
4647 Zion Ave
San Diego, CA 921202507
(619) 528-5000 - Mailing address
-
4647 Zion Ave
San Diego, CA 921202507
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 24, 2019
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (2)
- Washington #MD60913179 · California #G56333
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871641688. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
755
Distinct HCPCS
10
Medicare allowed
$72,145
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 153 | 88 | $45 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 134 | 97 | $65 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 129 | 105 | $96 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 64 | $141 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 64 | 64 | $178 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 40 | 40 | $131 | |
95911 |
Nerve conduction, 9-10 studies | 34 | 34 | $128 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 33 | 22 | $78 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 30 | 30 | $171 | |
95909 |
Nerve conduction, 5-6 studies | 22 | 21 | $77 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 116. This provider delivers 6.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,250
Patients
246
Total drug cost
$52,955
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 218 | 48 | $10,172 |
| Donepezil Hcl | Generic | 146 | 46 | $2,333 |
| Levetiracetam | Generic | 140 | 31 | $4,674 |
| Lamotrigine | Generic | 117 | 23 | $1,951 |
| Carbidopa-Levodopa Er (Carbidopa/Levodopa) | Brand | 105 | 23 | $12,316 |
| Ropinirole Hcl | Generic | 89 | 20 | $3,204 |
| Pramipexole Dihydrochloride (Pramipexole Di-Hcl) | Brand | 87 | 17 | $3,874 |
| Divalproex Sodium | Generic | 65 | 0 | $422 |
| Gabapentin | Generic | 54 | 25 | $2,025 |
| Carbamazepine Er (Carbamazepine) | Brand | 48 | 0 | $3,921 |
Frequently asked questions
What is Dr. Timothy Armstrong's medical specialty?
Dr. Timothy Armstrong practices Neurology Physician in Bellingham, WA.
Where does Dr. Timothy Armstrong practice?
Dr. Timothy Armstrong practices at Peacehealth Medical Group, Bellingham, WA 98225. Office phone: 3607886870.
What is Dr. Timothy Armstrong's NPI?
Dr. Timothy Armstrong's National Provider Identifier (NPI) is 1871641688, issued by NPPES.
Does Dr. Timothy Armstrong accept Medicare assignment?
Yes. Dr. Timothy Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.