Mark Lacy, MD

Addiction Medicine · Internal Medicine · Hospital Medicine · Infectious Disease

20+ years in practiceNPI: 1134177215Licensed in TXLicensed in MTLicensed in NCLicensed in NMLicensed in AZ

About

Bio coming soon.

Are you Mark Lacy, MD?

Claim your profile

Verify your identity, update your credentials, and take ownership of your listing on PBCMMG.

Claim Profile

Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineHospital MedicineInfectious Disease

NPI sub-specialties

Internal Medicine207R00000X

Internal Medicine, Infectious Disease207RI0200X

Internal Medicine, Infectious Disease207RI0200X

Internal Medicine, Infectious Disease207RI0200X

Internal Medicine, Infectious Disease207RI0200X

Pediatrics208000000X

Hospitalist208M00000X

Hospitalist208M00000X

Internal Medicine, Infectious Disease207RI0200X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#7

Top Hospital Medicine Doctors in New Mexico, 2026

Hospital Medicine · New Mexico · 2026

#7

Top Infectious Disease Doctors in Montana, 2026

Infectious Disease · Montana · 2026

#9

Top Infectious Disease Doctors in New Mexico, 2026

Infectious Disease · New Mexico · 2026

Other Addiction Medicine Doctors near Arizona

View all →

Dr. Majid Biglari, DO

Arizona, AZ · Board cert · 19+ yrs

Dr. Robert Aaronson, MD

Arizona, AZ · 21+ yrs

Dr. Cynthia Abacan, MD

Arizona, AZ · 21+ yrs

Dr. William Abraham, MD

Arizona, AZ · 21+ yrs

Dr. Megan Abshire, MD

Arizona, AZ · 21+ yrs

Dr. Hala Abubakr, MD

Arizona, AZ · 21+ yrs

Frequently Asked Questions about Dr. Mark Lacy, MD

Where does Dr. Mark Lacy, MD practice?+
Dr. Mark Lacy, MD practices in Arizona, AZ. 300 N LEE BLVD PRESCOTT, AZ 863015710.
What is Dr. Mark Lacy, MD's phone number?+
Dr. Mark Lacy, MD's practice phone is 928-708-4603. Office contact information is verified on the PBCMMG profile.
What does Dr. Mark Lacy, MD specialize in?+
Dr. Mark Lacy, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine, Hospital Medicine, Infectious Disease.
Is Dr. Mark Lacy, MD board certified?+
Board certification status for Dr. Mark Lacy, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Mark Lacy, MD been practicing?+
Dr. Mark Lacy, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Mark Lacy, MD's NPI number?+
Dr. Mark Lacy, MD's National Provider Identifier (NPI) is 1134177215, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

See an error? info@pbcmmg.com

Are you Mark Lacy, MD?

Claim & complete your profile →

Verify identity, upload proof, and update credentials. Approval typically 1-2 business days.