Physician Profile
Gustaaf G. De Ridder, MD
Unclaimed ProfileAbout Dr. De Ridder
Based in Danville, PA, Gustaaf G. De Ridder, MD is listed in the NPI registry under anatomic & clinical pathology. Gustaaf graduated from Duke University School of Medicine in 2011. Gustaaf is also listed as specializing in student in an organized health care education program. Medicare claims data shows Gustaaf provided 2,531 services to 2,067 patients. The services billed most often include protein measurement, serum, immunologic analysis technique on serum (immunofixation), and protein measurement, body fluid.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (570) 271-6338
- Email not available
Practice Locations
100 N ACADEMY AVE
Danville, PA 17822
Conditions Evaluated or Diagnosed
Within Anatomic & Clinical Pathology 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
Autoimmune & Joint
- Autoimmune Disease Markers
- Gout
Blood cancer
- Lymphoma
- Multiple Myeloma
Blood chemistry
- High calcium
- Low sodium or electrolyte imbalance
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Hemochromatosis
- High White Blood Cell Count
- Iron-deficiency anemia
Blood disorders
- High Platelet Count
- Low Platelets
- Low White Blood Cell Count
Cancer & Tumors
- Breast Cancer Biopsy Findings
- Leukemia
- Lipoma
- Prostate Cancer Biopsy Results
- Suspicious Lung Spot
- Swollen Lymph Nodes
Cervical & Women's Health
- Endometrial hyperplasia
Cervical Health
- Abnormal cervical cells and cervical dysplasia
Digestive pathology
Digestive System
- Abnormal Liver Enzymes
- Celiac disease
- H. pylori infection
- Inflammatory bowel disease
- Precancerous Colon Polyps
Hormones
- Testosterone deficiency
Hormones & Metabolism
- High cholesterol
- Hypothyroidism
- Prediabetes
- Thyroid nodules
- Vitamin D deficiency
Infections
- Sepsis or blood infection
- Sexually transmitted infections
- UTI
Infectious disease
- HPV infection risk
- Lyme disease
Kidney & Urinary
- Bladder cancer
- High creatinine levels
Liver pathology
- Fatty liver disease
Prostate
- High PSA levels
Skin
- Precancerous sun spot
- Skin cancer
Skin pathology
- Moles and atypical moles
Urine & kidney
- Blood in the urine
- Kidney Disease
Procedures & services
Biopsy & Tissue Testing
- Bone Marrow Biopsy Testing
- Colon Polyp Biopsy Examination
- Fine Needle Aspiration Biopsy
- Frozen Section During Surgery
- Skin Biopsy Lab Review
- Special Tissue Staining
- Thyroid Biopsy Examination
Blood chemistry
- Iron Level Blood Test
Cancer & Genetic Testing
- Chromosome And Genetic Testing
- Flow Cytometry Test
- Liquid Biopsy
- Tumor Biomarker Testing
- Tumor Marker Testing
Cancer screening
- Prostate cancer blood test
Cardiac testing
- Troponin blood test
Cervical & Women's Health
- Pap Smear Test
Fertility testing
- Sperm count test
Hormone testing
- Cortisol blood test
- Testosterone blood test
Immunology
- Immune System Blood Test
Infection & Microbiology Tests
- Blood Culture Test
- Colon cancer screening consult
- H. Pylori Breath Test
- STI and STD Screening
- Urine sediment test
Infectious disease
- Lyme disease test
Inflammation testing
- Inflammation Blood Tests
- Sed rate inflammation test
Pathology Consultations
- Biopsy Second Opinion
- Second Opinion For Cancer
Post-Mortem & Forensic
- Paternity DNA Test
- Private Autopsy Service
Routine blood testing
- Basic metabolic panel
- Complete Blood Count
- Comprehensive Metabolic Panel
Routine Blood Tests
- Blood Clotting Test
- Cholesterol screening
- Hemoglobin A1c Test
- Kidney Function Blood Test
- Liver Function Blood Test
- Routine blood work
- Thyroid Blood Test
Specialty Lab Panels
- Allergy Blood Testing
- Autoimmune Blood Panel
- Celiac Disease Blood Test
- Urine Drug Screen
Tissue biopsy
- Breast tissue biopsy test
- Cervical biopsy test
- Lymph node biopsy review
Toxicology
- Heavy metals blood test
Transfusion testing
- Blood Type Test
Urine testing
- Urinalysis
Procedures Most Often Billed to Medicare
2,531 services · 2,067 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Mechanical separation of plasma from blood | Procedure | 36514 |
106 | More than most peers in Anatomic & Clinical Pathology |
| Protein measurement, serum | Lab test | 84165 |
1,259 | More than most peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
618 | More often than most peers in Anatomic & Clinical Pathology |
| Protein measurement, body fluid | Lab test | 84166 |
277 | More than most peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on body fluid, other fluids with concentration | Lab test | 86335 |
190 | More than most peers in Anatomic & Clinical Pathology |
| Blood smear interpretation by physician with written report | Lab test | 85060 |
42 | As often as other peers in Anatomic & Clinical Pathology |
| Blood bank physician services for cross match and/or evaluation and written report | Lab test | 86077 |
39 | As often as other peers in Anatomic & Clinical Pathology |
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 anatomic & clinical pathology specialists in Danville 8
Same specialty, same city.
Trained at Duke University 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 2011 at Duke University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Mechanical separation of plasma from blood 8
Providers in PA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. De Ridder?
Dr. De Ridder is an anatomic & clinical pathology in Danville, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. De Ridder's address?
Dr. De Ridder is listed at 100 N Academy Ave, Danville, PA 17822. 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. De Ridder?
The number on file is (570) 271-6338. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. De Ridder?
Dr. De Ridder's National Provider Identifier is 1528350923. 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. De Ridder train?
Dr. De Ridder attended Duke University School of Medicine, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. De Ridder have?
Dr. De Ridder has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. De Ridder perform?
According to Medicare billing data, Dr. De Ridder performs procedures including mechanical separation of plasma from blood, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. De Ridder's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. De Ridder. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.