James Yu, MD
NPI 1437191590 · Internal Medicine Physician · Morristown, TN
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Yu, MD is a Internal Medicine Physician provider in Morristown, TN (NPI 1437191590).
Provider details
- NPI number
- 1437191590
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 37055 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
465 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 245 | $172 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 135 | $116 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 49 | $8 |
| Critical Care, First 30-74 Minutes99291 | 36 | $209 |
Typical Medicare-allowed amounts for these services range $8–$209 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 137 | 133 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 102 | 102 |
| Doxycycline Hyclate | 60 | 60 |
| Azithromycin | 52 | 52 |
| Cefdinir | 43 | 42 |
| Methocarbamol | 39 | 39 |
| Prednisone | 34 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
- 2006-06-12
- Last updated
- 2022-02-28
- Certified
- 2022-02-28
Frequently asked questions
- What is James Yu's NPI number?
- James Yu's National Provider Identifier (NPI) is 1437191590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Yu's specialty?
- James Yu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Yu located?
- James Yu's practice location on file with NPPES is 908 W 4th North St, Morristown, TN 37814-3894.
- What is James Yu's phone number?
- The practice phone number listed in the NPPES registry for James Yu is (423) 586-4231.
- Does James Yu accept Medicare?
- James Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Yu's NPI active?
- Yes — James Yu's NPI (1437191590) is active in the NPPES registry as of the last update on 2022-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.