John Gary Hartzog, CRNA
- Medicare patients, 2024
- 127
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 470 Taylor Road, Montgomery, AL 36117
- Practice phone
- Call (334) 284-9600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Montgomery Surgical Center
Surgery Center - Medicare-Certified · Montgomery, Alabama
Find John Hartzog's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John Gary Hartzog is a nurse anesthetist in Montgomery, Alabama
John Hartzog practices at Montgomery Surgical Center in Montgomery, Alabama.
John Hartzog's NPI, 1255395190, was assigned on April 17, 2006. John Hartzog holds Alabama license 1-039697.
- NPI
- 1255395190NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719996172
- NPI enumeration date
- April 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (334) 284-9600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Gary Hartzog practices at Montgomery Surgical Center in Montgomery, Alabama
John Hartzog's primary practice is Montgomery Surgical Center, at 470 Taylor Road, Montgomery, AL 36117. The practice phone is (334) 284-9600.
- Montgomery Surgical Center470 Taylor Road, Montgomery, AL 36117Phone(334) 284-9600
Source: Dmand AI Affiliation Data
John Gary Hartzog is affiliated with 2 sites of care and 1 medical group
John Hartzog's primary practice is Montgomery Surgical Center in Montgomery, Alabama. The medical group on file is Premier Anesthesia. Dmand AI also links John Hartzog to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Gary Hartzog's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Hartzog practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Montgomery Surgical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
John Gary Hartzog is one of 1,638 nurse anesthetists in Alabama
Nurse anesthetist, certified registered is John Hartzog's primary specialty in the NPI Registry, under taxonomy code 367500000X. John Hartzog is licensed in Alabama.
Specialties and state licenses
- Certified registered nurse anesthetist, AlabamaPrimary
Nurse anesthetists near John Hartzog
Counts of nurse anesthetists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
John Gary Hartzog treated 127 Medicare patients in 2024, average age 73
CMS counts 127 Medicare patients who saw John Hartzog in 2024. The largest group is 65 to 74, with 60 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.88, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Hartzog's median patient age at 60, with 75% women.
John Hartzog's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John Hartzog's Medicare patients by sex, 2024
- Women8164%
- Men4636%
Chronic conditions among John Hartzog's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes35%
- Ischemic heart disease30%
- Anxiety26%
- Mood disorders24%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
John Hartzog's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women75%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How John Gary Hartzog takes part in Medicare
John Hartzog accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for John Gary Hartzog's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about John Gary Hartzog
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Gary Hartzog's NPI number?
John Gary Hartzog's NPI number is 1255395190. It was assigned on April 17, 2006, and it is active in the NPI Registry.
What does John Gary Hartzog specialize in?
John Gary Hartzog is a nurse anesthetist in Montgomery, Alabama. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does John Gary Hartzog practice?
John Hartzog practices at 470 Taylor Road, Montgomery, AL 36117. John Hartzog's primary practice is Montgomery Surgical Center in Montgomery, Alabama. Dmand AI also links John Hartzog to 1 group practice or clinic.
What is John Gary Hartzog's office phone number?
The practice phone on file for John Hartzog is (334) 284-9600.
What is John Gary Hartzog's medical license number?
John Hartzog holds Alabama license 1-039697.
What medical group is John Gary Hartzog part of?
John Hartzog is linked to Premier Anesthesia.
Does John Gary Hartzog accept Medicare?
Yes. CMS lists John Hartzog as accepting Medicare assignment.
How many Medicare patients does John Gary Hartzog see?
CMS counts 127 Medicare patients who saw John Hartzog in 2024, with an average age of 73.
How long has John Gary Hartzog been practicing?
John Hartzog graduated from medical school in 1987, 39 years ago.
Selling to nurse anesthetist, certified registered practices?
See nurse anesthetists in Alabama by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card