Han Sohn, M.D.
NPI 1811916570 · Otolaryngology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Han Sohn, M.D. is a Otolaryngology Physician provider in Baltimore, MD (NPI 1811916570).
Provider details
- NPI number
- 1811916570
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0057335 (MD)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,459 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 693 | $96 |
| Removal of Impacted Ear Wax69210 | 421 | $46 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 386 | $199 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 290 | $133 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 190 | $118 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 135 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 104 | 47 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 84 | 76 |
| Omeprazole | 73 | 26 |
| Doxycycline Hyclate | 58 | 52 |
| Mometasone Furoate | 54 | 42 |
| Ipratropium Bromide | 41 | 20 |
| Ofloxacin | 39 | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$828 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
Additional practice locations (3)
- 2227 Old Emmorton RdSuite 114Bel Air, MD 21015-6190Phone: (410) 889-0795Fax: (877) 766-8925
- 750 Main StreetSuite 205Reisterstown, MD 21136Phone: (410) 889-0795Fax: (877) 766-8925
- 1220a E Joppa RdSuite 230dTowson, MD 21286-5812Phone: (410) 889-0795Fax: (877) 766-8925
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2024-09-13
- Certified
- 2024-09-13
Frequently asked questions
- What is Han Sohn's NPI number?
- Han Sohn's National Provider Identifier (NPI) is 1811916570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Han Sohn's specialty?
- Han Sohn is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Han Sohn located?
- Han Sohn's practice location on file with NPPES is 733 W 40th St, Baltimore, MD 21211-2107.
- What is Han Sohn's phone number?
- The practice phone number listed in the NPPES registry for Han Sohn is (410) 889-0795.
- Does Han Sohn accept Medicare?
- Han Sohn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Han Sohn's NPI active?
- Yes — Han Sohn's NPI (1811916570) is active in the NPPES registry as of the last update on 2024-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.