John Limburg, M.D.
NPI 1013900604 · Family Medicine Physician · St Simons Island, GA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Limburg, M.D. is a Family Medicine Physician provider in St Simons Island, GA (NPI 1013900604).
Provider details
- NPI number
- 1013900604
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 56735 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1,849 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 | 679 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 504 | $84 |
| Hemoglobin A1c Level83036 | 170 | $9 |
| Administration of Influenza Virus VaccineG0008 | 96 | $29 |
| Automated Urinalysis Test81003 | 87 | $2 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 78 | $9 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 188 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 509 | 136 |
| Levothyroxine Sodium | 505 | 123 |
| Atorvastatin Calcium | 471 | 142 |
| Losartan Potassium | 405 | 111 |
| Rosuvastatin Calcium | 382 | 95 |
| Gabapentin | 348 | 81 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$868 across 47 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
- 2005-08-29
- Last updated
- 2025-12-31
- Certified
- 2025-12-31
Frequently asked questions
- What is John Limburg's NPI number?
- John Limburg's National Provider Identifier (NPI) is 1013900604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Limburg's specialty?
- John Limburg is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Limburg located?
- John Limburg's practice location on file with NPPES is 7000 Wellness Way Ste 7130, St Simons Island, GA 31522-2286.
- What is John Limburg's phone number?
- The practice phone number listed in the NPPES registry for John Limburg is (912) 638-4855.
- Does John Limburg accept Medicare?
- John Limburg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Limburg's NPI active?
- Yes — John Limburg's NPI (1013900604) is active in the NPPES registry as of the last update on 2025-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.