Are you David C. Portnoy, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 7945 Wolf River Blvd, Germantown, TN 38138
About Dr. Portnoy
Based in Germantown, TN, David C. Portnoy, M.D. is listed in the NPI registry under hematology & oncology. Medicare claims data shows David provided 238,006 services to 3,105 patients. The services billed most often include injection, pembrolizumab, 1 mg, injection, darbepoetin alfa, 1 microgram (non-esrd use), and injection, trilaciclib, 1mg. NPI 1679529473 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
- (901) 683-0055
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
7945 WOLF RIVER BLVD
Germantown, TN 38138
Conditions Commonly Evaluated or Treated
Within Hematology and Oncology 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
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
- Bleeding Disorders
- Blood Clot in Lung
- Blood Clotting Gene Mutation
- Deep vein thrombosis
- Hemochromatosis
- High Platelet Count
- High White Blood Cell Count
- Low Platelets
- Low White Blood Cell Count
- Thick Blood
- Unexplained Bruising
Blood disorders
- Bone Marrow Scarring
- Hemolytic Anemia in Children
- Pre-Myeloma Protein In Blood
- Vitamin B12 deficiency anemia
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Procedures & services
Biopsies & Diagnostics
Cancer care
Pain & wellness
Most searched procedures
Blood disorder care
Cancer Therapies
Cancer therapy
- Chemo allergy desensitization
- Oral chemotherapy management
- Radiation oncology consultation
- Spinal chemo injection
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
- Radiofrequency ablation
- TACE Chemoembolization
Supportive Cancer Care
- Bone Strengthening Injections For Cancer
- Pain Management For Cancer
- Red Blood Cell Booster Shot
- White Blood Cell Booster Injection
Supportive cancer care
- Cancer nutrition counseling
- Chemo brain treatment
- Cold cap therapy for hair loss
- Fertility Preservation for Teens Before Cancer Treatment
- Hyperbaric oxygen for radiation damage
- Lymphedema Drainage Therapy
- Palliative cancer care
Surgical & Vascular Access
- Chemo port placement
- Chemo port removal
- Draining lung fluid
- Paracentesis
- PICC line placement coordination
Testing & Genetics
Vascular access care
Procedures Most Often Billed to Medicare
238,006 services · 3,105 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,720 | More often than most peers in Hematology & Oncology |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
43,900 | More than most peers in Hematology & Oncology |
| Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Drug given | J0881 |
35,220 | More often than most peers in Hematology & Oncology |
| Injection, trilaciclib, 1mg | Drug given | J1448 |
17,400 | Too few peers to compare |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
15,750 | Less often than most peers in Hematology & Oncology |
| Injection, nivolumab, 1 mg | Drug given | J9299 |
14,260 | As often as other peers in Hematology & Oncology |
| Injection, filgrastim (g-csf), excludes biosimilars, 1 microgram | Drug given | J1442 |
13,140 | Too few peers to compare |
| Injection, azacitidine, 1 mg | Drug given | J9025 |
11,300 | As often as other peers in Hematology & Oncology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
10,800 | More often than most peers in Hematology & Oncology |
| Injection, paclitaxel, 1 mg | Drug given | J9267 |
10,651 | More often than most peers in Hematology & Oncology |
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 cancer specialists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 29 related providers in 4 groups
Other cancer specialists in Germantown 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in TN who bill this service to Medicare most often.
Common questions
What kind of doctor is David C. Portnoy?
David C. Portnoy is a cancer specialist in Germantown, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
What is David C. Portnoy's address?
David C. Portnoy is listed at 7945 Wolf River Blvd, Germantown, TN 38138. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with David C. Portnoy?
The number on file is (901) 683-0055. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for David C. Portnoy?
David C. Portnoy's National Provider Identifier is 1679529473. 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 David C. Portnoy train?
David C. Portnoy attended Other, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How much experience does David C. Portnoy have?
David C. Portnoy has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What procedures does David C. Portnoy perform?
According to Medicare billing data, David C. Portnoy performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is David C. Portnoy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by David C. Portnoy. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.