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Edit this profileWhere to find Timothy P. Armstrong, MD
- Bellingham location main office
Peacehealth Medical Group, 710 Birchwood, Suite 201, Bellingham, WA 98225 - San Diego location
4647 Zion Ave, San Diego, CA 92120
About Dr. Armstrong
Based in Bellingham, WA, Timothy P. Armstrong, MD is listed in the NPI registry under neurology. Timothy graduated from University of Chicago, Pritzker School of Medicine in 1984. Timothy is also listed as specializing in internal medicine. According to Medicare claims data, Timothy cared for 651 Medicare patients across 791 services. The services billed most often include needle measurement of electrical activity in arm or leg muscles, complete study, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1871641688 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (360) 788-6870
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
PEACEHEALTH MEDICAL GROUP 710 BIRCHWOOD, SUITE 201
Bellingham, WA 98225
4647 Zion Ave
San Diego, CA 92120
Conditions Commonly Evaluated or Treated
Within Neurology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Brain & memory
Specialized neurologic care
Spine, brain injury, and functional
Most searched conditions
Headache and facial pain
Memory and cognition
Movement disorders
Neuromuscular and peripheral nerve
- Amyotrophic lateral sclerosis
- Carpal tunnel
- Diabetic neuropathy
- Guillain-Barré syndrome
- Muscular dystrophy
- Myasthenia gravis
Seizures and epilepsy
Stroke and vascular
Brain & Spine
Brain tumors
Head & Facial Pain
Memory & Cognitive
Movement Disorders
Nerve Compression
Sleep & Movement
Spine and nerve
Procedures & services
Consultation and testing
- Comprehensive neurologic examination
- Inpatient video EEG monitoring
- Ambulatory EEG
- Evoked-potential testing
- Nerve-conduction studies
Device and advanced subspecialty
Diagnostic Testing
- Cognitive and memory screening
- Genetic Testing for Neurological Disorders
- Neuromuscular Ultrasound
- Neuropsychological Testing
- Normal Pressure Hydrocephalus Tap Test
- Tilt Table Test
Geriatric care
Office procedures
- Botulinum toxin injections for chronic migraine
- Botulinum toxin injections for dystonia or spasticity
- Lumbar puncture
- Occipital nerve block
Pain & wellness
Treatment management
- Epilepsy medication management
- Migraine preventive treatment
- Multiple sclerosis disease-modifying treatment
Most searched procedures
Consultations & Exams
Consultations and exams
Device management
Infusion and medical therapies
Infusions & Therapies
- IVIG Infusion Therapy
- Migraine Preventive Injections and Infusions
- MS Disease-Modifying Infusion Therapy
- Plasmapheresis
Injections & Pain Relief
- Botox Injections for Excessive Drooling
- Botox Injections for Muscle Spasms and Dystonia
- Trigger Point Injections
Medication Management
Neuromodulation
Trauma & Injury
Procedures Most Often Billed to Medicare
791 services · 651 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Needle measurement of electrical activity in arm or leg muscles, complete study | Treatment | 95886 |
182 | More often than most peers in Neurology |
| Nerve conduction, 9-10 studies | Treatment | 95911 |
40 | More often than most peers in Neurology |
| Nerve conduction, 7-8 studies | Treatment | 95910 |
25 | As often as other peers in Neurology |
| Nerve conduction, 5-6 studies | Treatment | 95909 |
14 | Less often than most peers in Neurology |
| Nerve conduction, 13 or more studies | Treatment | 95913 |
11 | Less often than most peers in Neurology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
130 | As often as other peers in Neurology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
127 | More often than most peers in Neurology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
124 | More often than most peers in Neurology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
63 | More often than most peers in Neurology |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
62 | More often than most peers in Neurology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other neurologists in Bellingham 8
Same specialty, same city.
Trained at University of Chicago, Pritzker School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1984 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Needle measurement of electrical activity in arm or leg muscles, complete study 8
Providers in WA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Armstrong?
Dr. Armstrong is a neurologist in Bellingham, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurology”.
NPI registry
What is Dr. Armstrong's address?
Dr. Armstrong is listed at Peacehealth Medical Group 710 Birchwood, Suite 201, Bellingham, WA 98225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Armstrong?
The number on file is (360) 788-6870. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Armstrong's NPI number?
Dr. Armstrong's National Provider Identifier is 1871641688. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Armstrong train?
Dr. Armstrong attended University of Chicago, Pritzker School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Armstrong been practicing?
Dr. Armstrong has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Armstrong perform?
According to Medicare billing data, Dr. Armstrong provides treatments such as needle measurement of electrical activity in arm or leg muscles, complete study and nerve conduction, 9-10 studies, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Armstrong confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Armstrong. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.