Doctor profile · Federal record

Dr. Luis Diaz, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · Baltimore, MD

  • NPI 1689601460
  • Accepts Medicare
  • MIPS 84.6 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-8964
Mailing address
Po Box 64474
Baltimore, MD 212644474

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 6, 2013
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Maryland #D57984 · Maryland #D28240
Medicaid
MD #401517700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689601460. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
104
Distinct HCPCS
2
Medicare allowed
$12,413
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 93 23 $109
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $204

In context: peer comparison

Among 33 peers in this city , average services per provider: 1,998. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$74
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 3 $73.54

By nature of payment

Food and Beverage
$74

Frequently asked questions

Auto-generated from federal data
What is Dr. Luis Diaz's medical specialty?
Dr. Luis Diaz practices Hematology & Oncology Physician in Baltimore, MD.
Where does Dr. Luis Diaz practice?
Dr. Luis Diaz practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109558964.
What is Dr. Luis Diaz's NPI?
Dr. Luis Diaz's National Provider Identifier (NPI) is 1689601460, issued by NPPES.
Does Dr. Luis Diaz accept Medicare assignment?
Yes. Dr. Luis Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Luis Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.