Charles Kalstone, M.D.
NPI 1376525972 · Obstetrics & Gynecology Physician · South Miami, FL
Charles Kalstone, M.D. is a Obstetrics & Gynecology Physician provider in South Miami, FL (NPI 1376525972).
Provider details
- NPI number
- 1376525972
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME0016075 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 123 | 56 |
| Estradiolbrand: Estradiol (twice Weekly) | 117 | 33 |
| Progesterone, Micronizedbrand: Progesterone | 102 | 30 |
| Medroxyprogesterone Acetate | 46 | 14 |
| Valacyclovir Hclbrand: Valacyclovir | 43 | 16 |
| Estrogens, Conjugatedbrand: Premarin | 36 | 12 |
| Lorazepam | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$132 across 7 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
- 2005-11-18
- Last updated
- 2011-04-04
Frequently asked questions
- What is Charles Kalstone's NPI number?
- Charles Kalstone's National Provider Identifier (NPI) is 1376525972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Kalstone's specialty?
- Charles Kalstone is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Kalstone located?
- Charles Kalstone's practice location on file with NPPES is 6141 Sunset Dr, South Miami, FL 33143-5039.
- What is Charles Kalstone's phone number?
- The practice phone number listed in the NPPES registry for Charles Kalstone is (305) 667-4511.
- Is Charles Kalstone's NPI active?
- Yes — Charles Kalstone's NPI (1376525972) is active in the NPPES registry as of the last update on 2011-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.