Mark Perini, MD
NPI 1538185574 · Internal Medicine Physician · Greensboro, NC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Perini, MD is a Internal Medicine Physician provider in Greensboro, NC (NPI 1538185574).
Provider details
- NPI number
- 1538185574
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9900984 (NC)
Specialties & taxonomies
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
3,508 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 638 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 372 | $7 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 327 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 280 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 210 | $16 |
| Hemoglobin A1c Level83036 | 201 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 173 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 681 | 185 |
| Ezetimibe | 636 | 176 |
| Atorvastatin Calcium | 554 | 144 |
| Amlodipine Besylate | 477 | 132 |
| Levothyroxine Sodium | 466 | 108 |
| Pantoprazole Sodium | 366 | 92 |
| Evolocumabbrand: Repatha Sureclick |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$371 across 20 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
- 2006-07-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Perini's NPI number?
- Mark Perini's National Provider Identifier (NPI) is 1538185574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Perini's specialty?
- Mark Perini is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Perini located?
- Mark Perini's practice location on file with NPPES is 2703 Henry St, Greensboro, NC 27405-3669.
- What is Mark Perini's phone number?
- The practice phone number listed in the NPPES registry for Mark Perini is (336) 621-8911.
- Does Mark Perini accept Medicare?
- Mark Perini is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Perini's NPI active?
- Yes — Mark Perini's NPI (1538185574) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.