John Oh, MD
NPI 1841722360 · Emergency Medicine Physician · Jacksonville, FL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Oh, MD is a Emergency Medicine Physician provider in Jacksonville, FL (NPI 1841722360).
Provider details
- NPI number
- 1841722360
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME161597 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
129 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 52 | $121 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 31 | $175 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 22 | $71 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 13 | $81 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 11 | $65 |
Typical Medicare-allowed amounts for these services range $65–$175 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 28 | 28 |
| Cyclobenzaprine Hcl | 18 | 18 |
| Prednisone | 18 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | — |
| Cephalexin | 16 | 16 |
| Meloxicam | 16 | 16 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 16 | 16 |
Practice location
Mailing address
Additional practice locations (1)
- 100 South StSouthbridge, MA 01550-4051Phone: (508) 765-3195
Registry dates
- Enumerated
- 2017-04-03
- Last updated
- 2026-04-11
- Certified
- 2026-04-11
Frequently asked questions
- What is John Oh's NPI number?
- John Oh's National Provider Identifier (NPI) is 1841722360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Oh's specialty?
- John Oh is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Oh located?
- John Oh's practice location on file with NPPES is 655 W 8th St, Jacksonville, FL 32209-6511.
- What is John Oh's phone number?
- The practice phone number listed in the NPPES registry for John Oh is (904) 244-0411.
- Does John Oh accept Medicare?
- John Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Oh's NPI active?
- Yes — John Oh's NPI (1841722360) is active in the NPPES registry as of the last update on 2026-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.