Mark Berkowitz, M.D.
NPI 1447232459 · Ophthalmology Physician · Sterling Heights, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Berkowitz, M.D. is a Ophthalmology Physician provider in Sterling Heights, MI (NPI 1447232459).
Provider details
- NPI number
- 1447232459
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 065501 (MI)
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
20 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
577 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 132 | $93 |
| Exam of Visual Field With Extended Testing92083 | 115 | $63 |
| Established Patient Complete Exam of Visual System92014 | 107 | $126 |
| Imaging of Optic Nerve92133 | 74 | $34 |
| Exam of Visual Field With Limited Testing92081 | 38 | $33 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 37 | $131 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 129 | 41 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 77 | 70 |
| Tobramycin/Dexamethasonebrand: Tobradex | 70 | 60 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 45 | 38 |
| Methylprednisolone | 29 | 24 |
| Doxycycline Hyclate | 23 | 17 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,185 across 19 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
- 2005-11-16
- Last updated
- 2011-01-06
Frequently asked questions
- What is Mark Berkowitz's NPI number?
- Mark Berkowitz's National Provider Identifier (NPI) is 1447232459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Berkowitz's specialty?
- Mark Berkowitz is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Berkowitz located?
- Mark Berkowitz's practice location on file with NPPES is 44650 Delco Blvd, Sterling Heights, MI 48313-1024.
- What is Mark Berkowitz's phone number?
- The practice phone number listed in the NPPES registry for Mark Berkowitz is (586) 254-1770.
- Does Mark Berkowitz accept Medicare?
- Mark Berkowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Berkowitz's NPI active?
- Yes — Mark Berkowitz's NPI (1447232459) is active in the NPPES registry as of the last update on 2011-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.