Nha-Han Pham, DO
NPI 1417586504 · Internal Medicine Physician · Falls Church, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nha-Han Pham, DO is a Internal Medicine Physician provider in Falls Church, VA (NPI 1417586504).
Provider details
- NPI number
- 1417586504
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0102207751 (VA)
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
6 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
282 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 | 182 | $139 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 33 | $180 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $100 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 24 | $143 |
| Administration of Influenza Virus VaccineG0008 | 17 | $36 |
Typical Medicare-allowed amounts for these services range $36–$180 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 85 | 37 |
| Amlodipine Besylate | 64 | 27 |
| Losartan Potassium | 45 | 22 |
| Metformin Hcl | 43 | 21 |
| Lisinopril | 33 | 18 |
| Rosuvastatin Calcium | 32 | 16 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-02
- Last updated
- 2023-06-21
- Certified
- 2023-06-21
Frequently asked questions
- What is Nha-Han Pham's NPI number?
- Nha-Han Pham's National Provider Identifier (NPI) is 1417586504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nha-Han Pham's specialty?
- Nha-Han Pham is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nha-Han Pham located?
- Nha-Han Pham's practice location on file with NPPES is 6565 Arlington Blvd Ste 500, Falls Church, VA 22042-3018.
- What is Nha-Han Pham's phone number?
- The practice phone number listed in the NPPES registry for Nha-Han Pham is (703) 531-2244.
- Does Nha-Han Pham accept Medicare?
- Nha-Han Pham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nha-Han Pham's NPI active?
- Yes — Nha-Han Pham's NPI (1417586504) is active in the NPPES registry as of the last update on 2023-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.