Jonathan Sagum, MD
NPI 1629236658 · Endocrinology, Diabetes & Metabolism Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Sagum, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Louisville, KY (NPI 1629236658).
Provider details
- NPI number
- 1629236658
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 40830 (KY)
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
18 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
1,134 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 | 385 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 260 | $9 |
| 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 | 173 | $16 |
| Hemoglobin A1c Level83036 | 111 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 75 | $176 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 567 | 181 |
| Dulaglutidebrand: Trulicity | 186 | 60 |
| Semaglutidebrand: Ozempic | 183 | 54 |
| Levothyroxine Sodiumbrand: Synthroid | 161 | 54 |
| Rosuvastatin Calcium | 152 | 48 |
| Metformin Hcl | 140 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$131 across 3 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
- 2008-05-27
- Last updated
- 2021-12-10
- Certified
- 2021-12-10
Frequently asked questions
- What is Jonathan Sagum's NPI number?
- Jonathan Sagum's National Provider Identifier (NPI) is 1629236658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Sagum's specialty?
- Jonathan Sagum is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Sagum located?
- Jonathan Sagum's practice location on file with NPPES is 2355 Poplar Level Rd, Louisville, KY 40217-1395.
- What is Jonathan Sagum's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Sagum is (502) 636-0406.
- Does Jonathan Sagum accept Medicare?
- Jonathan Sagum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Sagum's NPI active?
- Yes — Jonathan Sagum's NPI (1629236658) is active in the NPPES registry as of the last update on 2021-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.