Are you Clark O. Parrish, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Clark O. Parrish, M.D.
- Bellingham location main office
4545 Cordata Pkwy, Bellingham, WA 98226 - Florence location
390 9th St, Florence, OR 97439 - Friday Harbor location
1117 Spring St, Friday Harbor, WA 98250 - Sedro Woolley location
1990 Hospital Dr Ste 200, Sedro Woolley, WA 98284
About Dr. Parrish
Based in Bellingham, WA, Clark O. Parrish, M.D. is listed in the NPI registry under internal medicine. According to Medicare claims data, Clark cared for 153 Medicare patients across 154 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. NPI 1891791232 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
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) 738-2200
- Email not available
Practice Locations
4545 CORDATA PKWY
Bellingham, WA 98226
390 9th St
Florence, OR 97439
1117 Spring St
Friday Harbor, WA 98250
1990 Hospital Dr Ste 200
Sedro Woolley, WA 98284
Conditions Commonly Evaluated or Treated
Within Internal Medicine 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
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
Procedures Most Often Billed to Medicare
154 services · 153 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
97 | As often as other peers in Internal Medicine |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
57 | Less often than most peers in Internal Medicine |
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.
Other internists at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 6 related providers in 1 group
Common questions
What does Clark O. Parrish specialize in?
Clark O. Parrish is an internist in Bellingham, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Clark O. Parrish located?
Clark O. Parrish is listed at 4545 Cordata Pkwy, Bellingham, WA 98226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Clark O. Parrish's phone number?
The number on file is (360) 738-2200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Clark O. Parrish's NPI number?
Clark O. Parrish's National Provider Identifier is 1891791232. 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
How long has Clark O. Parrish been practicing?
Clark O. Parrish has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Clark O. Parrish do most often?
According to Medicare billing data, Clark O. Parrish the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Clark O. Parrish confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Clark O. Parrish. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.