Geoffrey Zann, MD
NPI 1427080274 · Obstetrics & Gynecology Physician · Boca Raton, FL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geoffrey Zann, MD is a Obstetrics & Gynecology Physician provider in Boca Raton, FL (NPI 1427080274).
Provider details
- NPI number
- 1427080274
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0048352 (FL)
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
2,901 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 | 747 | $130 |
| Colorectal Cancer Screening; Fecal Occult Blood Test, Immunoassay, 1-3 SimultaneousG0328 | 434 | $18 |
| Pelvic Exam99459 | 291 | $22 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 252 | $57 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 252 | $92 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 |
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 |
|---|---|---|
| Estradiol | 143 | 72 |
| Mometasone Furoate | 70 | 48 |
| Progesterone, Micronizedbrand: Progesterone | 50 | 15 |
| Estradiolbrand: Estradiol (twice Weekly) | 35 | — |
| Valacyclovir Hclbrand: Valacyclovir | 32 | 17 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 30 | 23 |
| Fluconazole | 27 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$278 across 10 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
- 2006-07-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Geoffrey Zann's NPI number?
- Geoffrey Zann's National Provider Identifier (NPI) is 1427080274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geoffrey Zann's specialty?
- Geoffrey Zann is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Geoffrey Zann located?
- Geoffrey Zann's practice location on file with NPPES is 660 Glades Road, Boca Raton, FL 33431.
- What is Geoffrey Zann's phone number?
- The practice phone number listed in the NPPES registry for Geoffrey Zann is (561) 368-2005.
- Does Geoffrey Zann accept Medicare?
- Geoffrey Zann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Geoffrey Zann's NPI active?
- Yes — Geoffrey Zann's NPI (1427080274) 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.