Karen Huynh, M.D.
NPI 1093241952 · Student in an Organized Health Care Education/Training Program · Whittier, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Huynh, M.D. is a Student in an Organized Health Care Education/Training Program provider in Whittier, CA (NPI 1093241952).
Provider details
- NPI number
- 1093241952
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
544 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 199 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $134 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 103 | $193 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 41 | $168 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $81 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 92 | 44 |
| Alendronate Sodium | 35 | 13 |
| Loperamide Hclbrand: Loperamide | 35 | 26 |
| Ondansetron Hcl | 30 | 26 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 27 | 19 |
| Dexamethasone | 17 | — |
| Apixabanbrand: Eliquis | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,800 across 67 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
- 2017-05-11
- Last updated
- 2023-04-25
- Certified
- 2023-04-25
Frequently asked questions
- What is Karen Huynh's NPI number?
- Karen Huynh's National Provider Identifier (NPI) is 1093241952, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Huynh's specialty?
- Karen Huynh is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Karen Huynh located?
- Karen Huynh's practice location on file with NPPES is 12462 Putnam St Ste 206, Whittier, CA 90602-1049.
- What is Karen Huynh's phone number?
- The practice phone number listed in the NPPES registry for Karen Huynh is (562) 789-5489.
- Does Karen Huynh accept Medicare?
- Karen Huynh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Huynh's NPI active?
- Yes — Karen Huynh's NPI (1093241952) is active in the NPPES registry as of the last update on 2023-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.