Michael Greenberg, M.D.
NPI 1891788105 · Dermatology Physician · Elk Grove Village, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Greenberg, M.D. is a Dermatology Physician provider in Elk Grove Village, IL (NPI 1891788105).
Provider details
- NPI number
- 1891788105
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-051235 (IL)
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
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
2,318 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 | 525 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $132 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 275 | $51 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 238 | $59 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 202 | $7 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 232 | 150 |
| Doxycycline Hyclate | 169 | 59 |
| Prednisone | 106 | 54 |
| Clobetasol Propionate | 78 | 48 |
| Clindamycin Phosphate | 60 | 42 |
| Fluocinonide | 57 | 31 |
| Hydrocortisone | 42 | 29 |
| Ciclopirox Olaminebrand: Ciclopirox |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$875 across 48 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
- 2005-08-23
- Last updated
- 2012-09-12
Frequently asked questions
- What is Michael Greenberg's NPI number?
- Michael Greenberg's National Provider Identifier (NPI) is 1891788105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Greenberg's specialty?
- Michael Greenberg is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Greenberg located?
- Michael Greenberg's practice location on file with NPPES is 800 Biesterfield Rd, Elk Grove Village, IL 60007-3364.
- What is Michael Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Michael Greenberg is (847) 364-4717.
- Does Michael Greenberg accept Medicare?
- Michael Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Greenberg's NPI active?
- Yes — Michael Greenberg's NPI (1891788105) is active in the NPPES registry as of the last update on 2012-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.