Physician Profile
Unclaimed ProfileAbout Dr. Diaz
Based in New York, NY, Diego A Diaz, MD is listed in the NPI registry under sleep medicine. Diego is also listed as specializing in pulmonary disease. Medicare claims data shows Diego provided 22,581 services to 1,447 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
- (212) 583-2850
- Email not available
Practice Locations
110 E 59TH ST SUITE 9C
New York, NY 10022
Procedures Most Often Billed to Medicare
22,581 services · 1,447 patients · 19 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
178 |
| Test for allergy using allergenic extract | Treatment | 95004 |
20,699 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
205 |
| Influenza vaccine, trivalent derived from cell cultures | Treatment | 90661 |
69 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
60 |
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
23 |
| Sleep study including heart rate, breathing, airflow, and effort | Treatment | 95806 |
22 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
18 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
583 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
393 |
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.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other sleep medicines in New York 8
Same specialty, same city.
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 1989 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.
Common questions
What is Dr. Diaz's specialty?
Dr. Diaz is a sleep medicine in New York, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “SLEEP MEDICINE”.
NPI registry
Where can I find Dr. Diaz?
Dr. Diaz is listed at 110 E 59TH ST SUITE 9C, New York, NY 10022. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Diaz?
The number on file is (212) 583-2850. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Diaz?
Dr. Diaz's National Provider Identifier is 1942270467. 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. Diaz's medical education?
Dr. Diaz attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Diaz have?
Dr. Diaz has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Diaz known for?
According to Medicare billing data, Dr. Diaz performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as test for allergy using allergenic extract and test to measure expiratory airflow and volume changes before and after medication administration, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Diaz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Diaz. 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.