Phuuwadith Wattanachayakul, MD
NPI 1659055028 · Internal Medicine Physician · Philadelphia, PA
Phuuwadith Wattanachayakul, MD is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1659055028).
Provider details
- NPI number
- 1659055028
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT228420 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 52 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 34 | 18 |
| Amlodipine Besylate | 31 | 17 |
| Gabapentin | 26 | 11 |
| Fluticasone Propionate | 21 | — |
| Omeprazole | 20 | — |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$37 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
Additional practice locations (1)
- 101 Woodruff Circle Wmb 1105Atlanta, GA 30322-3098Phone: (404) 712-1504
Registry dates
- Enumerated
- 2023-06-14
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Phuuwadith Wattanachayakul's NPI number?
- Phuuwadith Wattanachayakul's National Provider Identifier (NPI) is 1659055028, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phuuwadith Wattanachayakul's specialty?
- Phuuwadith Wattanachayakul is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Phuuwadith Wattanachayakul located?
- Phuuwadith Wattanachayakul's practice location on file with NPPES is 5501 Old York Rd Ste 1, Philadelphia, PA 19141-3098.
- What is Phuuwadith Wattanachayakul's phone number?
- The practice phone number listed in the NPPES registry for Phuuwadith Wattanachayakul is (215) 456-8520.
- Is Phuuwadith Wattanachayakul's NPI active?
- Yes — Phuuwadith Wattanachayakul's NPI (1659055028) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.