Doctor profile · Federal record
Dr. Ruben Diaz, AGNP-BC, FNP-BC
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · New York, NY
- NPI 1073941225
- Accepts Medicare
- MIPS 95.9 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1275 York Ave Fl 3
New York, NY 100656007
(212) 639-2000 - Mailing address
-
633 3Rd Ave Fl 4
New York, NY 100176943
Credentials & registration
- NPI registered
- October 2013 — 13 yrs on file
- Profile last updated
- February 18, 2026
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State licenses (2)
- New York #F306708-1 · New York #F339816-01
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073941225. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
359
Distinct HCPCS
8
Medicare allowed
$28,963
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 131 | 60 | $63 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 78 | 43 | $75 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 63 | 29 | $113 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 26 | 15 | $34 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $80 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 11 | $93 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 13 | $124 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 14 | 14 | $165 |
In context: peer comparison
Among 177 peers in New York Adult Health Nurse Practitioner, average services per provider: 86. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$30
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 1 | $30.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
372
Patients
97
Total drug cost
$122,080
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metformin Hcl | Generic | 58 | 19 | $717 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 48 | 16 | $970 |
| Jardiance (Empagliflozin) | Brand | 42 | 12 | $38,068 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 29 | 14 | $8,031 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 28 | 11 | $14,723 |
| Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 27 | 14 | $2,675 |
| Glimepiride | Generic | 25 | 11 | $175 |
| Ozempic (Semaglutide) | Brand | 19 | 0 | $28,668 |
| Novolog Flexpen (Insulin Aspart) | Brand | 18 | 0 | $10,559 |
| Tresiba Flextouch U-100 (Insulin Degludec) | Brand | 14 | 0 | $8,435 |
Hospital affiliations
Frequently asked questions
What is Dr. Ruben Diaz's medical specialty?
Dr. Ruben Diaz practices Adult Health Nurse Practitioner in New York, NY.
Where does Dr. Ruben Diaz practice?
Dr. Ruben Diaz practices at 1275 York Ave Fl 3, New York, NY 100656007. Office phone: 2126392000.
What is Dr. Ruben Diaz's NPI?
Dr. Ruben Diaz's National Provider Identifier (NPI) is 1073941225, issued by NPPES.
Does Dr. Ruben Diaz accept Medicare assignment?
Yes. Dr. Ruben Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruben Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.