Physician Profile
Unclaimed ProfileAbout RATNASAMY
Patrick Ratnasamy, MD practices internal medicine in Lemoyne, PA. Medicare claims data shows Patrick provided 2,826 services to 1,579 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (717) 774-1366
- Email not available
Practice Locations
108 LOWTHER ST INTERNISTS OF CENTRAL PA LTD
Lemoyne, PA 17043
Procedures Most Often Billed to Medicare
2,826 services · 1,579 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
394 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
28 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
538 |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
295 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
270 |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
212 |
| Manual urinalysis test with examination using microscope, non-automated | Lab test | 81000 |
192 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
100 |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
94 |
| Hemoglobin a1c level | Lab test | 83036 |
93 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 25 related providers in 4 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in PA who bill this service to Medicare most often.
Common questions
What is Dr. Ratnasamy's specialty?
Dr. Ratnasamy is an internal medicine in Lemoyne, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Ratnasamy?
Dr. Ratnasamy is listed at 108 LOWTHER ST INTERNISTS OF CENTRAL PA LTD, Lemoyne, PA 17043. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ratnasamy?
The number on file is (717) 774-1366. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ratnasamy?
Dr. Ratnasamy's National Provider Identifier is 1063403475. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Ratnasamy's medical education?
Dr. Ratnasamy attended Other, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ratnasamy have?
Dr. Ratnasamy has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ratnasamy known for?
According to Medicare billing data, Dr. Ratnasamy performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ratnasamy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ratnasamy. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.