Hoameng Ung, MD, PHD
NPI 1619438363 · Neurology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hoameng Ung, MD, PHD is a Neurology Physician provider in San Diego, CA (NPI 1619438363).
Provider details
- NPI number
- 1619438363
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- A180271 (CA)
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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
187 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 57 | $80 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 45 | $121 |
| Measurement of Brain Wave Activity With Video (veeg), 12-26 Hours With Review and Report By Health Care Professional95720 | 35 | $211 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 34 | $177 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 16 | $133 |
Typical Medicare-allowed amounts for these services range $80–$211 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 36 | 11 |
| Lamotrigine | 28 | — |
| Lacosamide | 22 | — |
| Clobazam | 16 | — |
| Cenobamatebrand: Xcopri | 14 | — |
| Oxcarbazepine | 13 | — |
| Propranolol Hcl | 13 | — |
| Lamotriginebrand: Lamotrigine Er | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$750 across 4 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
Additional practice locations (2)
- 9300 Campus Point DrLa Jolla, CA 92037-1300Phone: (800) 926-8273Fax: (888) 539-8781
- 6655 Alvarado RdSan Diego, CA 92120-5208Phone: (800) 926-8273Fax: (888) 539-8781
Registry dates
- Enumerated
- 2019-03-26
- Last updated
- 2024-06-25
- Certified
- 2024-04-13
Frequently asked questions
- What is Hoameng Ung's NPI number?
- Hoameng Ung's National Provider Identifier (NPI) is 1619438363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hoameng Ung's specialty?
- Hoameng Ung is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Hoameng Ung located?
- Hoameng Ung's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Hoameng Ung's phone number?
- The practice phone number listed in the NPPES registry for Hoameng Ung is (800) 926-8273.
- Does Hoameng Ung accept Medicare?
- Hoameng Ung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hoameng Ung's NPI active?
- Yes — Hoameng Ung's NPI (1619438363) is active in the NPPES registry as of the last update on 2024-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.