Benjamas Rattananai, M.D.
NPI 1326307943 · Internal Medicine Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamas Rattananai, M.D. is a Internal Medicine Physician provider in Allentown, PA (NPI 1326307943).
Provider details
- NPI number
- 1326307943
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 054354 (CT)
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 tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
510 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 205 | $102 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 154 | $172 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 110 | $102 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 15 | $146 |
| Advance Care Planning, First 30 Minutes99497 | 14 | $72 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 146 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 542 | 74 |
| Atorvastatin Calcium | 522 | 87 |
| Furosemide | 513 | 75 |
| Levothyroxine Sodium | 496 | 78 |
| Quetiapine Fumarate | 377 | 42 |
| Gabapentin | 373 | 68 |
| Apixabanbrand: Eliquis |
Practice location
Mailing address
Additional practice locations (1)
- 2901 Jolly RdPlymouth Meeting, PA 19462-2324Phone: (610) 272-8221Fax: (610) 272-5655
Registry dates
- Enumerated
- 2012-05-16
- Last updated
- 2024-01-09
- Certified
- 2024-01-09
Frequently asked questions
- What is Benjamas Rattananai's NPI number?
- Benjamas Rattananai's National Provider Identifier (NPI) is 1326307943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamas Rattananai's specialty?
- Benjamas Rattananai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamas Rattananai located?
- Benjamas Rattananai's practice location on file with NPPES is 1627 Chew St, Allentown, PA 18102-3648.
- What is Benjamas Rattananai's phone number?
- The practice phone number listed in the NPPES registry for Benjamas Rattananai is (610) 969-3390.
- Does Benjamas Rattananai accept Medicare?
- Benjamas Rattananai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamas Rattananai's NPI active?
- Yes — Benjamas Rattananai's NPI (1326307943) is active in the NPPES registry as of the last update on 2024-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.