Esther Oh, M.D.
NPI 1598719080 · Geriatric Medicine (Internal Medicine) Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Oh, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Baltimore, MD (NPI 1598719080).
Provider details
- NPI number
- 1598719080
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D60628 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
314 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 122 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 91 | $80 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 37 | $186 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $133 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 14 | $147 |
| Hospital Discharge Day Management, More Than 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 70 | 29 |
| Sertraline Hcl | 40 | 14 |
| Escitalopram Oxalate | 38 | 11 |
| Rivastigmine | 36 | 11 |
| Memantine Hcl | 34 | 14 |
| Trazodone Hcl | 29 | 12 |
| Mirtazapine | 28 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-20
- Last updated
- 2023-06-07
- Certified
- 2023-06-07
Frequently asked questions
- What is Esther Oh's NPI number?
- Esther Oh's National Provider Identifier (NPI) is 1598719080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Oh's specialty?
- Esther Oh is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Esther Oh located?
- Esther Oh's practice location on file with NPPES is 4940 Eastern Ave, Baltimore, MD 21224-2735.
- What is Esther Oh's phone number?
- The practice phone number listed in the NPPES registry for Esther Oh is (410) 550-0925.
- Does Esther Oh accept Medicare?
- Esther Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Oh's NPI active?
- Yes — Esther Oh's NPI (1598719080) is active in the NPPES registry as of the last update on 2023-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.