Nadir Ishag Osman, M.D, M.S
NPI 1942429485 · Neurology Physician · Jacksonville, FL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nadir Ishag Osman, M.D, M.S is a Neurology Physician provider in Jacksonville, FL (NPI 1942429485).
Provider details
- NPI number
- 1942429485
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D, M.S
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35130717 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
215 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 79 | $166 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 26 | $163 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 21 | $204 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 20 | $112 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
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 |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 130 | 33 |
| Gabapentin | 74 | 16 |
| Donepezil Hcl | 58 | 24 |
| Memantine Hcl | 55 | 18 |
| Levetiracetam | 50 | — |
| Topiramate | 35 | — |
| Amitriptyline Hcl | 32 | — |
| Rivastigmine Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 2 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
- 2007-04-24
- Last updated
- 2025-10-29
- Certified
- 2025-10-29
Frequently asked questions
- What is Nadir Ishag Osman's NPI number?
- Nadir Ishag Osman's National Provider Identifier (NPI) is 1942429485, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nadir Ishag Osman's specialty?
- Nadir Ishag Osman is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Nadir Ishag Osman located?
- Nadir Ishag Osman's practice location on file with NPPES is 14540 Old Saint Augustine Rd Ste 2207, Jacksonville, FL 32258-7419.
- What is Nadir Ishag Osman's phone number?
- The practice phone number listed in the NPPES registry for Nadir Ishag Osman is (904) 224-8090.
- Does Nadir Ishag Osman accept Medicare?
- Nadir Ishag Osman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nadir Ishag Osman's NPI active?
- Yes — Nadir Ishag Osman's NPI (1942429485) is active in the NPPES registry as of the last update on 2025-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.