Dr. John F. Wolz, MD
- Medicare services, 2024
- 489
- Medicare patients, 2024
- 132
- Part D claims, 2024
- 474
- Hospital affiliations
- 3
- Industry payments
- $20,734
- Practice address
- 1017 W 7th St, Wray, CO 80758
- Practice phone
- Call (970) 332-4811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wolz'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.
Dr. John F. Wolz is a general surgeon in Wray, Colorado
Dr. Wolz practices at Wray Hospital & Clinic in Wray, Colorado, part of Wray Community Health District.
Dr. Wolz's NPI, 1124004643, was assigned on December 16, 2005. Dr. Wolz graduated from Northwestern University Feinberg Medical School in 1975. Dr. Wolz holds Colorado license AW7424346.
- NPI
- 1124004643NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486673571
- NPI enumeration date
- December 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (970) 332-4811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John F. Wolz practices at Wray Hospital & Clinic in Wray, Colorado
Dr. Wolz's primary practice is Wray Hospital & Clinic, at 1017 W 7th St, Wray, CO 80758 in Yuma County. The practice phone is (970) 332-4811.
- Wray Hospital & Clinic1017 W 7th St, Wray, CO 80758 · Yuma CountyPhone(970) 332-4811
Source: Dmand AI Affiliation Data
Dr. John F. Wolz is affiliated with 5 sites of care and 2 medical groups
Dr. Wolz's primary practice is Wray Hospital & Clinic in Wray, Colorado, part of Wray Community Health District. Dr. Wolz is also affiliated with Sterling Regional MedCenter. The medical group on file is Wray Community District Hospital. Dmand AI also links Dr. Wolz to 1 more hospital, 1 physician office, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John F. Wolz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wolz practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wray Hospital & Clinic | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John F. Wolz is one of 504 general surgeons in Colorado
Surgery is Dr. Wolz's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Wolz is licensed in Colorado.
Specialties and state licenses
- Surgery, ColoradoPrimary
General surgeons near Dr. Wolz
Counts of general surgeons 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
Dr. John F. Wolz billed Medicare for 489 services in 2024
CMS data shows 489 Medicare services from Dr. Wolz across 8 procedure codes in 2024, for 132 Medicare patients. Medicare paid $23,828 for them.
Dr. Wolz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2752024: 2528%
- Surgery
- 2023: 2342024: 2371%
Where Dr. Wolz's Medicare services took place, 2024
- In an office41685%
- In a facility7315%
Dr. Wolz compared with the Colorado median for general surgeons, 2024
- Dr. Wolz
- Colorado median
- Medicare services
- 489vs 1094.5 times
- Medicare patients
- 132vs 10427% above
- Part D claims
- 306vs 319.9 times
Medians across 491 general surgeons in Colorado with Dmand AI profiles that report each measure.
Dr. Wolz's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John F. Wolz treated 132 Medicare patients in 2024, average age 76
CMS counts 132 Medicare patients who saw Dr. Wolz in 2024. The largest group is 65 to 74, with 57 patients. 64% of them have high blood pressure, and 51% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wolz's median patient age at 69, with 52% women.
Dr. Wolz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wolz's Medicare patients by sex, 2024
- Women7053%
- Men6247%
Chronic conditions among Dr. Wolz's Medicare patients, 2024
- High blood pressure64%
- High cholesterol51%
- Arthritis39%
- Cancer23%
- Diabetes21%
- Atrial fibrillation20%
- Ischemic heart disease19%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wolz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John F. Wolz wrote 474 Medicare Part D claims in 2024
In 2024, Dr. Wolz wrote 474 Medicare Part D claims for 80 patients. 89% of them were for generic drugs. CMS names the drug for 306 of them, across 10 drugs with 11 or more claims each, at $6,459 in total drug cost. In 2023, CMS named 253 claims across 8 drugs.
Dr. Wolz's Part D claims by kind of drug, 2024
- Generic420 claims89%
- Brand-name54 claims11%
Dr. Wolz's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Wolz's Part D claims, 2024
- Opioids5%23 of 474 claims
- Antibiotics14%66 of 474 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2532024: 30621%
Drugs named by CMS: 10 in 2024, 8 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. John F. Wolz ranks in the 61st percentile for removal of skin lesions in Medicare
Dr. Wolz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wolz as offering telehealth. CMS counts 14 procedures of removal of skin lesions by Dr. Wolz, more than 61% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Wolz ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 51st percentile21 procedures
- Removal of skin lesions
- 61st percentile14 procedures
- Colonoscopy
- 43rd percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John F. Wolz received $20,734 in industry payments from 2016 to 2025
CMS Open Payments shows 30 general payments to Dr. Wolz from 10 drug and device companies from 2016 to 2025. Education make up the largest share, 84% of the total. Intuitive Surgical, Inc. paid the most, $18,477.
General payments to Dr. Wolz by program year, 2016 to 2025
General payments to Dr. Wolz by kind, 2016 to 2025
- Education$17,50084%
- Travel and lodging$1,9629%
- Food and beverage$1,2726%
Companies that paid Dr. Wolz the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John F. Wolz graduated from Northwestern University Feinberg Medical School
Dr. Wolz graduated from Northwestern University Feinberg Medical School in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John F. Wolz'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. John F. Wolz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. John F. Wolz's NPI number?
Dr. John F. Wolz's NPI number is 1124004643. It was assigned on December 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John F. Wolz?
Dr. John F. Wolz is a general surgeon in Wray, Colorado. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John F. Wolz practice?
Dr. Wolz practices at 1017 W 7th St, Wray, CO 80758. Dr. Wolz's primary practice is Wray Hospital & Clinic in Wray, Colorado, part of Wray Community Health District. Dmand AI also links Dr. Wolz to 1 hospital, 1 physician office, 1 ambulatory surgery center and 1 medical group.
What is Dr. John F. Wolz's office phone number?
The practice phone on file for Dr. Wolz is (970) 332-4811.
What is Dr. John F. Wolz's medical license number?
Dr. Wolz holds Colorado license AW7424346.
Which hospitals is Dr. John F. Wolz affiliated with?
Dr. Wolz practices at Wray Hospital & Clinic in Wray, Colorado. Dr. Wolz is also affiliated with Sterling Regional MedCenter. Dmand AI links Dr. Wolz to 1 more hospital.
What medical group is Dr. John F. Wolz part of?
Dr. Wolz is linked to Wray Community District Hospital. Dmand AI links Dr. Wolz to 1 more medical group.
Does Dr. John F. Wolz accept Medicare?
Yes. CMS data shows Dr. Wolz billed Medicare for 489 services in 2024, and Dr. Wolz accepts Medicare assignment.
Does Dr. John F. Wolz offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wolz as offering telehealth services.
How many Medicare patients does Dr. John F. Wolz see?
CMS counts 132 Medicare patients who saw Dr. Wolz in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. John F. Wolz bill to Medicare?
In 2024, Dr. Wolz's most billed Medicare services were office visit, established patient (99213), surgery: skin and soft tissue (17003) and care management and other visits (99442).
Where did Dr. John F. Wolz go to medical school?
Dr. Wolz graduated from Northwestern University Feinberg Medical School in 1975.
What drugs does Dr. John F. Wolz prescribe most?
In 2024 Medicare Part D data, Dr. Wolz's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Azithromycin.
Has Dr. John F. Wolz received payments from drug or device companies?
CMS Open Payments shows $20,734 in general payments to Dr. Wolz from 10 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. John F. Wolz been practicing?
Dr. Wolz graduated from medical school in 1975, 51 years ago.
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