Charles Ahner, MD
NPI 1104835628 · Internal Medicine Physician · Palm Beach Gardens, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Ahner, MD is a Internal Medicine Physician provider in Palm Beach Gardens, FL (NPI 1104835628).
Provider details
- NPI number
- 1104835628
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME86298 (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
3,941 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 | 1,937 | $92 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 964 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 356 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 170 | $129 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 153 | $170 |
| Urinalysis, Manual Test81002 | 129 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 101 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 281 | 80 |
| Losartan Potassium | 233 | 62 |
| Progesterone, Micronizedbrand: Progesterone | 189 | 38 |
| Amlodipine Besylate | 188 | 55 |
| Lisinopril | 142 | 40 |
| Testosterone Cypionate | 127 | 38 |
| Anastrozole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$313 across 15 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
- 2006-08-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Charles Ahner's NPI number?
- Charles Ahner's National Provider Identifier (NPI) is 1104835628, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Ahner's specialty?
- Charles Ahner is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Ahner located?
- Charles Ahner's practice location on file with NPPES is 10333 N Military Trail, Palm Beach Gardens, FL 33410.
- What is Charles Ahner's phone number?
- The practice phone number listed in the NPPES registry for Charles Ahner is (561) 630-3696.
- Does Charles Ahner accept Medicare?
- Charles Ahner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Ahner's NPI active?
- Yes — Charles Ahner's NPI (1104835628) 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.