Physician Profile
Unclaimed ProfileAbout CASTRO
Based in Cornwall, NY, Jonathan Manuel Perez Castro, MD is listed in the NPI registry under endocrinology. Jonathan is also listed as specialising in internal medicine and endocrinology, diabetes & metabolism.
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
Common questions
What does Dr. Castro specialise in?
Dr. Castro is an endocrinology in Cornwall, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ENDOCRINOLOGY”.
NPI registry
Where is Dr. Castro located?
Dr. Castro is listed at 2570 ROUTE 9W, Cornwall, NY 12518. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Castro's phone number?
The number on file is (845) 651-1400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Castro?
Dr. Castro's National Provider Identifier is 1093709479. 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
Where did Dr. Castro go to medical school?
Dr. Castro attended Other, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Castro have?
Dr. Castro has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Castro do most often?
According to Medicare billing data, Dr. Castro performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin 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. Castro's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Castro. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (845) 651-1400
- Email not available
Practice Locations
2570 ROUTE 9W
Cornwall, NY 12518
Procedures Most Often Billed to Medicare
5,341 services · 3,215 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
666 |
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
76 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
833 |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
533 |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
410 |
| Thyroxine (thyroid chemical), free | Lab test | 84439 |
405 |
| Hemoglobin a1c level | Lab test | 83036 |
397 |
| Thyroid hormone, t3 measurement, free | Lab test | 84481 |
367 |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
357 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
270 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1996 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 NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.