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Edit this profileWhere to find Jonathan Proulx, MD
- Dover location main office
789 Central Ave, Dover, NH 03820 - Friday Harbor location
1117 Spring St, Friday Harbor, WA 98250 - Bellingham location
3301 Squalicum Pkwy, Bellingham, WA 98225
About Dr. Proulx
Jonathan Proulx, MD is a healthcare provider in Dover, NH specializing in hematology. Jonathan is also listed as specializing in hematology & oncology and medical oncology. Medicare claims data shows Jonathan provided 110,498 services to 1,557 patients. The services billed most often include injection, ferric carboxymaltose, 1 mg, injection, pembrolizumab, 1 mg, and injection, denosumab, 1 mg. This provider record is associated with NPI 1518320837.
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
- (603) 742-8787
- Email not available
Practice Locations
789 CENTRAL AVE
Dover, NH 03820
1117 Spring St
Friday Harbor, WA 98250
3301 Squalicum Pkwy
Bellingham, WA 98225
Conditions Commonly Evaluated or Treated
Within Hematology 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
- Anemia
- Blood clots
- Breast cancer
- Colon cancer
- Iron-deficiency anemia
- Leukemia
- Lung cancer
- Lymphoma
- Prostate cancer
Anemia
- Folate Deficiency
Bleeding disorders
- Bleeding Disorders
- Frequent Unexplained Nosebleeds
- Heavy Period Bleeding From Bleeding Disorder
- Unexplained Bruising
Blood and immune disorders
- Cold Protein In Blood
- Mast Cell Activation Syndrome
Blood cancer
- Multiple Myeloma
- Pre-Myeloma Protein In Blood
- Waldenstrom Macroglobulinemia
Blood clots
- Blood Clot in Lung
- Blood Clots In Pregnancy
- Deep vein thrombosis
Bone marrow disorders
- Bone Marrow Scarring
- Myelodysplastic Syndrome
Clotting disorders
- Antiphospholipid Syndrome
- Blood Clotting Gene Mutation
Inherited blood disorders
- Sickle Cell Trait
Iron disorders
- Hemochromatosis
- High Ferritin
- Low Ferritin
Lymph conditions
Lymph disorders
- Castleman Disease
Metabolic blood disorders
- Porphyria
Nutritional blood disorders
Organ conditions
Platelet disorders
- High Platelet Count
- Low Platelets
- Rare Blood Clotting Disease
Protein disorders
- Amyloidosis
Red blood cell disorders
- Cold-Triggered Blood Breakdown
- Hemolytic Anemia in Children
- Nighttime Red Blood Cell Breakdown
- Sickle cell disease
- Thalassemia
- Thick Blood
White blood cell disorders
- High Eosinophil Count
- High White Blood Cell Count
- Histamine Intolerance
- Low White Blood Cell Count
Procedures & services
Most searched procedures
- Blood transfusion
- Chemotherapy
- Immunotherapy
- Targeted therapy
Biopsy
- Bone Marrow Biopsy
Blood treatments
- Blood Exchange Transfusion
- Plasmapheresis
- Platelet Removal Procedure
- Therapeutic Blood Draw
- White Blood Cell Removal Procedure
Catheter care
- Chemo Port Flush And Maintenance
Cell therapy
- Donor Lymphocyte Infusion
Cellular therapy
- CAR-T Therapy
Consultation
- Bleeding Disorder Testing
- Second Opinion For Blood Disorders
Consultations
- Port Placement Consultation
- Pre-Surgery Bleeding Clearance
Diagnostic tests
- Clotting Inhibitor Mixing Study
- Complete Blood Count
- Factor Level Blood Test
- Folic Acid Blood Test
- G6PD Enzyme Test
- Iron Level Blood Test
Infusions
- Clotting Factor Replacement
- Iron Infusion
- IVIG Infusion
Injections
- Red Blood Cell Booster Shots
- White Blood Cell Booster Injection
Lab tests
- Blood Cancer Cell Marker Test
- Blood Clotting Tests
- Blood Smear Examination
- Coomb's Test
- Genetic Blood Clotting Test
- Hemoglobin Electrophoresis
- Myeloma Blood Protein Test
Medication management
- Blood Clot Management
- Iron Chelation Therapy
Monitoring
- Coumadin INR fingerstick test
Patient education
- Clotting Factor Self-Infusion Training
Procedures
- Apheresis for Children
- Bone Marrow Harvest
- Port Removal Procedure
Transfusion therapy
- Blood Transfusion Management
- Platelet Transfusion
Transplants
- Stem Cell Donor Matching
- Stem Cell Transplant
Treatments
- Desmopressin Treatment
- Sickle Cell Crisis Treatment
Procedures Most Often Billed to Medicare
110,498 services · 1,557 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
283 | More often than most peers in Hematology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
378 | More often than most peers in Hematology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
336 | More often than most peers in Hematology |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
326 | More often than most peers in Hematology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
302 | More than most peers in Hematology |
| Infusion into a vein for hydration, 31-60 minutes | Treatment | 96360 |
265 | Too few peers to compare |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
82,500 | Too few peers to compare |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
7,600 | Too few peers to compare |
| Injection, denosumab, 1 mg | Drug given | J0897 |
7,260 | More often than most peers in Hematology |
| Injection, eflapegrastim-xnst, 0.1 mg | Drug given | J1449 |
2,904 | Too few peers to compare |
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.
Related specialists at this location 2
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2016 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Proulx?
Dr. Proulx is a hematology in Dover, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Proulx's address?
Dr. Proulx is listed at 789 Central Ave, Dover, NH 03820. 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. Proulx?
The number on file is (603) 742-8787. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Proulx?
Dr. Proulx's National Provider Identifier is 1518320837. 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. Proulx train?
Dr. Proulx attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Proulx have?
Dr. Proulx has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Proulx perform?
According to Medicare billing data, Dr. Proulx performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as administration of chemotherapy into vein, 1 hour or less and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Proulx's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Proulx. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.