Melanie Hagen, MD
NPI 1649208307 · Internal Medicine Physician · Gainesville, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melanie Hagen, MD is a Internal Medicine Physician provider in Gainesville, FL (NPI 1649208307).
Provider details
- NPI number
- 1649208307
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ME79322 (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
1,042 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 | 405 | $123 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 187 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 120 | $9 |
| Hemoglobin A1c Level83036 | 93 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $87 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 345 | 113 |
| Amlodipine Besylate | 198 | 66 |
| Levothyroxine Sodium | 188 | 54 |
| Losartan Potassium | 147 | 54 |
| Omeprazole | 147 | 52 |
| Lisinopril | 133 | 41 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$81 across 1 record (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
- 2006-06-29
- Last updated
- 2008-03-06
Frequently asked questions
- What is Melanie Hagen's NPI number?
- Melanie Hagen's National Provider Identifier (NPI) is 1649208307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melanie Hagen's specialty?
- Melanie Hagen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Melanie Hagen located?
- Melanie Hagen's practice location on file with NPPES is 1600 Sw Archer Rd, Gainesville, FL 32610-3003.
- What is Melanie Hagen's phone number?
- The practice phone number listed in the NPPES registry for Melanie Hagen is (352) 265-0335.
- Does Melanie Hagen accept Medicare?
- Melanie Hagen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melanie Hagen's NPI active?
- Yes — Melanie Hagen's NPI (1649208307) is active in the NPPES registry as of the last update on 2008-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.