Dr. Peter A. Holtz, MD

  • Saint Louis, MO
  • Diagnostic radiologist
NPI1154459915PAC ID0840228409
Medicare services, 2024
1,078
Medicare patients, 2024
795
MIPS score, 2024
85
Hospital affiliations
2
Medical groups
2
Practice address
1225 S Grand Blvd, 3rd Floor, Saint Louis, MO 63104
Practice phone
Call (314) 617-2709
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

SLUCare Physician Group Dermatology Pathology

Clinical Lab - Full Service · Saint Louis, Missouri

See all 6 affiliations

Find Dr. Holtz'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.

View contacts for free

Dr. Peter A. Holtz is a diagnostic radiologist in Saint Louis, Missouri

Dr. Holtz practices at SLUCare Physician Group Dermatology Pathology in Saint Louis, Missouri.

Dr. Holtz's NPI, 1154459915, was assigned on March 1, 2007. Dr. Holtz holds Missouri license 105926.

NPI and contact details
Medicare PAC ID
0840228409
NPI enumeration date
March 1, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(314) 617-2709
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
61
Medical school graduation
1991

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Peter A. Holtz practices at SLUCare Physician Group Dermatology Pathology in Saint Louis, Missouri

Dr. Holtz's primary practice is SLUCare Physician Group Dermatology Pathology, at 1225 S Grand Blvd, 3rd Floor, Saint Louis, MO 63104. The practice phone is (314) 617-2709.

  • SLUCare Physician Group Dermatology Pathology
    1225 S Grand Blvd, 3rd Floor, Saint Louis, MO 63104Phone(314) 617-2709

Source: Dmand AI Affiliation Data

Dr. Peter A. Holtz is affiliated with 4 sites of care and 2 medical groups

Dr. Holtz's primary practice is SLUCare Physician Group Dermatology Pathology in Saint Louis, Missouri. Dr. Holtz is also affiliated with SSM Health St. Mary's Hospital - St. Louis. The medical group on file is SLUCare Physician Group. Dmand AI also links Dr. Holtz to 1 more hospital, 1 clinical lab and 1 medical group, each named with a free account. Dr. Holtz's employer is on file too: a clinical lab.

See all 6 affiliations for Dr. Holtz

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Peter A. Holtz's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holtz practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
SLUCare Physician Group Dermatology PathologyAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Holtz practices

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.

Dr. Peter A. Holtz is one of 679 diagnostic radiologists in Missouri

Diagnostic radiology is Dr. Holtz's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Holtz is licensed in Missouri.

Specialties and state licenses

  • Diagnostic radiology, MissouriPrimaryLicense 105926 · taxonomy 2085R0202X

Diagnostic radiologists near Dr. Holtz

Counts of diagnostic radiologists 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. Peter A. Holtz billed Medicare for 1,078 services in 2024

CMS data shows 1,078 Medicare services from Dr. Holtz across 28 procedure codes in 2024, for 795 Medicare patients. Medicare paid $21,804 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,078
Medicare patients795
Paid by Medicare$21,804
Procedure codes28

Dr. Holtz's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 1,7242024: 1,07837%

Dr. Holtz compared with the Missouri median for diagnostic radiologists, 2024

  • Dr. Holtz
  • Missouri median
Medicare services
1,078vs 2,41555% below
Medicare patients
795vs 1,76055% below

Medians across 648 diagnostic radiologists in Missouri with Dmand AI profiles that report each measure.

Dr. Holtz'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.

See all procedures by Dr. Holtz

Need commercial claims for Dr. Holtz?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holtz and other diagnostic radiologists in Missouri.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Peter A. Holtz treated 795 Medicare patients in 2024, average age 73

CMS counts 795 Medicare patients who saw Dr. Holtz in 2024. The largest group is 65 to 74, with 293 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.29, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Holtz's median patient age at 70, with 60% women.

Medicare patients, 2024795
Average age73
Average risk score2.29
Also on Medicaid35%

Dr. Holtz's Medicare patients by age, 2024

Dr. Holtz's Medicare patients by sex, 2024

  • Women46859%
  • Men32741%

Chronic conditions among Dr. Holtz's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis63%
  4. Chronic kidney disease44%
  5. Mood disorders44%
  6. Depression41%
  7. Diabetes41%
  8. Ischemic heart disease40%

Share of Medicare patients with each condition. A patient can have several.

Dr. Holtz's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women60%
  • Men40%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Peter A. Holtz scored 85 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Holtz for performance year 2024, reported as part of a group. Dr. Holtz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Holtz's MIPS scores, performance year 2024

  • 85of 100Final score
  • 68.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

Find diagnostic radiologists like Dr. Holtz by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Sources for Dr. Peter A. Holtz's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Peter A. Holtz

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. Peter A. Holtz's NPI number?

Dr. Peter A. Holtz's NPI number is 1154459915. It was assigned on March 1, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Peter A. Holtz?

Dr. Peter A. Holtz is a diagnostic radiologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Peter A. Holtz practice?

Dr. Holtz practices at 1225 S Grand Blvd, 3rd Floor, Saint Louis, MO 63104. Dr. Holtz's primary practice is SLUCare Physician Group Dermatology Pathology in Saint Louis, Missouri. Dmand AI also links Dr. Holtz to 1 hospital, 1 clinical lab and 1 medical group.

What is Dr. Peter A. Holtz's office phone number?

The practice phone on file for Dr. Holtz is (314) 617-2709.

What is Dr. Peter A. Holtz's medical license number?

Dr. Holtz holds Missouri license 105926.

Which hospitals is Dr. Peter A. Holtz affiliated with?

Dr. Holtz is affiliated with SSM Health St. Mary's Hospital - St. Louis. Dmand AI links Dr. Holtz to 1 more hospital.

What medical group is Dr. Peter A. Holtz part of?

Dr. Holtz is linked to SLUCare Physician Group. Dmand AI links Dr. Holtz to 1 more medical group.

Does Dr. Peter A. Holtz accept Medicare?

Yes. CMS data shows Dr. Holtz billed Medicare for 1,078 services in 2024, and Dr. Holtz accepts Medicare assignment.

What is Dr. Peter A. Holtz's MIPS score?

Dr. Holtz's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.

How many Medicare patients does Dr. Peter A. Holtz see?

CMS counts 795 Medicare patients who saw Dr. Holtz in 2024, with an average age of 73.

What services does Dr. Peter A. Holtz bill to Medicare?

In 2024, Dr. Holtz's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (71046).

How long has Dr. Peter A. Holtz been practicing?

Dr. Holtz graduated from medical school in 1991, 35 years ago.

Selling to diagnostic radiology practices?

See diagnostic radiologists in Missouri 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)