Ngoc an Phan, M.D.
NPI 1346246998 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ngoc an Phan, M.D. is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1346246998).
Provider details
- NPI number
- 1346246998
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD039037L (PA)
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
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
638 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 306 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 132 | $9 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 59 | $34 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 56 | $89 |
| Administration of Influenza Virus VaccineG0008 | 41 | $33 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 154 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 703 | 188 |
| Rosuvastatin Calcium | 620 | 157 |
| Montelukast Sodium | 577 | 151 |
| Atorvastatin Calcium | 571 | 155 |
| Ezetimibe | 503 | 130 |
| Calcium Acetate | 488 | 118 |
| Rabeprazole Sodium | 464 | 128 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$135 across 2 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
- 2005-06-27
- Last updated
- 2012-01-12
Frequently asked questions
- What is Ngoc an Phan's NPI number?
- Ngoc an Phan's National Provider Identifier (NPI) is 1346246998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ngoc an Phan's specialty?
- Ngoc an Phan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ngoc an Phan located?
- Ngoc an Phan's practice location on file with NPPES is 909 S 11th St, Philadelphia, PA 19147-3701.
- What is Ngoc an Phan's phone number?
- The practice phone number listed in the NPPES registry for Ngoc an Phan is (215) 923-6080.
- Does Ngoc an Phan accept Medicare?
- Ngoc an Phan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ngoc an Phan's NPI active?
- Yes — Ngoc an Phan's NPI (1346246998) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.