Martin Tapia, MD
NPI 1821207671 · Hematology & Oncology Physician · Royal Oak, MI
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Tapia, MD is a Hematology & Oncology Physician provider in Royal Oak, MI (NPI 1821207671).
Provider details
- NPI number
- 1821207671
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301087620 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,718 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 941 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 897 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 523 | $90 |
| 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'SG2211 | 398 | $16 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 322 | $15 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 63 | 21 |
| Hydroxyurea | 50 | 14 |
| Prednisone | 49 | 20 |
| Apixabanbrand: Eliquis | 40 | 15 |
| Prochlorperazine Maleate | 34 | 28 |
| Dexamethasone | 25 | — |
| Abiraterone Acetate | 23 | — |
| Lenalidomide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,798 across 91 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-21
- Last updated
- 2025-01-28
- Certified
- 2025-01-28
Frequently asked questions
- What is Martin Tapia's NPI number?
- Martin Tapia's National Provider Identifier (NPI) is 1821207671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Tapia's specialty?
- Martin Tapia is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Tapia located?
- Martin Tapia's practice location on file with NPPES is 3577 W 13 Mile Rd, Royal Oak, MI 48073-6710.
- What is Martin Tapia's phone number?
- The practice phone number listed in the NPPES registry for Martin Tapia is (248) 288-4500.
- Does Martin Tapia accept Medicare?
- Martin Tapia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Tapia's NPI active?
- Yes — Martin Tapia's NPI (1821207671) is active in the NPPES registry as of the last update on 2025-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.