Conditioning, ClassicalDown SyndromeFear
Dr. Aaron Robert Block, MD, MPH
NPI1437578762PAC ID9032431333
- Medicare services, 2024
- 226
- Medicare patients, 2024
- 176
- Part D claims, 2024
- 356
- Publications
- 5
- Hospital affiliations
- 1
- Practice address
- 2350 Meadows Blvd, Castle Rock, CO 80109
- Practice phone
- Call (720) 455-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Aaron Robert Block is a family medicine physician in Castle Rock, Colorado
Dr. Block practices at AdventHealth Castle Rock in Castle Rock, Colorado, part of AdventHealth.
Dr. Block's NPI, 1437578762, was assigned on April 15, 2014. Dr. Block graduated from University of South Florida College of Medicine in 2014. Dr. Block holds Colorado license DR.0067691.
NPI and contact details
- NPI
- 1437578762NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032431333
- NPI enumeration date
- April 15, 2014
- NPI status
- Active
- Practice phone
- (720) 455-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Aaron Robert Block practices at AdventHealth Castle Rock in Castle Rock, Colorado
Dr. Block's primary practice is AdventHealth Castle Rock, at 2350 Meadows Blvd, Castle Rock, CO 80109 in Douglas County. The practice phone is (720) 455-5000.
- AdventHealth Castle Rock2350 Meadows Blvd, Castle Rock, CO 80109 · Douglas CountyPhone(720) 455-5000
Source: Dmand AI Affiliation Data
Dr. Aaron Robert Block is affiliated with 2 sites of care and 2 medical groups
Dr. Block's primary practice is AdventHealth Castle Rock in Castle Rock, Colorado, part of AdventHealth. The medical group on file is Miami Valley Hospitalist Group. Dmand AI also links Dr. Block to 1 more physician office and 1 medical group, each named with a free account.
Miami Valley Hospitalist Group1 physician officeName with a free account1 medical groupName with a free account
See all 4 affiliations for Dr. BlockSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron Robert Block's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Block practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AdventHealth Castle Rock | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron Robert Block is one of 2,952 family medicine physicians in Colorado
Family medicine is Dr. Block's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Block's licenses on file in 2 states: Colorado and Ohio.
Specialties and state licenses
- Family medicine, ColoradoPrimary
- Ohio license
Family medicine physicians near Dr. Block
Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
2,952family medicine physicians in Colorado24family medicine physicians in Castle Rock3family medicine physicians at AdventHealth Castle Rock
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Aaron Robert Block billed Medicare for 226 services in 2024
CMS data shows 226 Medicare services from Dr. Block across 7 procedure codes in 2024, for 176 Medicare patients. Medicare paid $14,446 for them. Every service was in an office.
Medicare services, 2024226
Medicare patients176
Paid by Medicare$14,446
Procedure codes7
Dr. Block's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3152024: 17046%
- Lab and pathology
- 2023: 1362024: 4269%
- Tests and treatments
- 2023: 432024: 1467%
- Drugs given in the office
- 2023: 1862024: 0100%
Dr. Block compared with the Colorado median for family medicine physicians, 2024
- Dr. Block
- Colorado median
- Medicare services
- 226vs 27217% below
- Medicare patients
- 176vs 12442% above
- Part D claims
- 201vs 68070% below
Medians across 2,975 family medicine physicians in Colorado with Dmand AI profiles that report each measure.
Dr. Block'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Block and other family medicine physicians in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron Robert Block treated 176 Medicare patients in 2024, average age 75
CMS counts 176 Medicare patients who saw Dr. Block in 2024. The largest group is 65 to 74, with 80 patients. 72% of them have high cholesterol, and 70% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Block's median patient age at 52, with 55% women.
Medicare patients, 2024176
Average age75
Average risk score1.13
Also on Medicaid9%
Dr. Block's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Block's Medicare patients by sex, 2024
- Women11264%
- Men6436%
Chronic conditions among Dr. Block's Medicare patients, 2024
- High cholesterol72%
- High blood pressure70%
- Arthritis53%
- Anxiety24%
- Chronic kidney disease24%
- Diabetes24%
- Mood disorders23%
- COPD21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Block's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aaron Robert Block wrote 356 Medicare Part D claims in 2024
In 2024, Dr. Block wrote 356 Medicare Part D claims for 232 patients. 91% of them were for generic drugs. CMS names the drug for 201 of them, across 6 drugs with 11 or more claims each, at $1,357 in total drug cost. In 2023, CMS named 360 claims across 11 drugs.
Part D claims, 2024356
Drugs named by CMS6
Total drug cost$1,357
Part D patients232
Dr. Block's Part D claims by kind of drug, 2024
- Generic324 claims91%
- Brand-name and other32 claims9%
Dr. Block'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. Block's Part D claims, 2024
- Antibiotics40%143 of 356 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: 3602024: 20144%
Drugs named by CMS: 6 in 2024, 11 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
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Dr. Aaron Robert Block has 5 publications on record
Dmand AI links 5 papers to Dr. Block, published from 2014 to 2021. 2015 was the busiest year, with 2. The most frequent topics are Down Syndrome, Mice, Inbred C57BL and Conditioning, Classical.
Papers5
Years published2014 to 2021
Dr. Block's papers by year, 2014 to 2021
Topics Dr. Block writes about most
- Down Syndrome
- Mice, Inbred C57BL
- Conditioning, Classical
- Disease Models, Animal
- Fear
- Hippocampus
- Learning
- Memantine
Recent publications by Dr. Block
Neurobiol Aging
AgingBasal ForebrainCerebellum
Disease Models, AnimalDown SyndromeLearning
Mol Cell Proteomics
Alzheimer DiseaseCell NucleusCerebral Cortex
See who Dr. Block researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Block works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Aaron Robert Block received $19,496 in industry payments from 2017 to 2025
CMS Open Payments shows 422 general payments to Dr. Block from 34 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 49% of the total. Allergan Inc. paid the most, $8,251.
General payments to Dr. Block by program year, 2017 to 2025
General payments to Dr. Block by kind, 2017 to 2025
$19.5Kin total
- Speaker and faculty fees$9,60049%
- Food and beverage$9,38348%
- Travel and lodging$4842%
- Education$290%
Companies that paid Dr. Block the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron Robert Block graduated from University of South Florida College of Medicine
Dr. Block graduated from University of South Florida College of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron Robert Block'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Aaron Robert Block
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. Aaron Robert Block's NPI number?
Dr. Aaron Robert Block's NPI number is 1437578762. It was assigned on April 15, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Robert Block?
Dr. Aaron Robert Block is a family medicine physician in Castle Rock, Colorado. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Aaron Robert Block practice?
Dr. Block practices at 2350 Meadows Blvd, Castle Rock, CO 80109. Dr. Block's primary practice is AdventHealth Castle Rock in Castle Rock, Colorado, part of AdventHealth. Dmand AI also links Dr. Block to 1 physician office and 1 medical group.
What is Dr. Aaron Robert Block's office phone number?
The practice phone on file for Dr. Block is (720) 455-5000.
What is Dr. Aaron Robert Block's medical license number?
Dr. Block holds Colorado license DR.0067691, one of the licenses on file in 2 states.
Which states has Dr. Aaron Robert Block been licensed in?
Dmand AI has state licenses on file for Dr. Block in Colorado and Ohio.
Which hospitals is Dr. Aaron Robert Block affiliated with?
Dr. Block practices at AdventHealth Castle Rock in Castle Rock, Colorado.
What medical group is Dr. Aaron Robert Block part of?
Dr. Block is linked to Miami Valley Hospitalist Group. Dmand AI links Dr. Block to 1 more medical group.
Does Dr. Aaron Robert Block accept Medicare?
Yes. CMS data shows Dr. Block billed Medicare for 226 services in 2024.
How many Medicare patients does Dr. Aaron Robert Block see?
CMS counts 176 Medicare patients who saw Dr. Block in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Aaron Robert Block bill to Medicare?
In 2024, Dr. Block's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and lab and pathology test (81002).
Where did Dr. Aaron Robert Block go to medical school?
Dr. Block graduated from University of South Florida College of Medicine in 2014.
What drugs does Dr. Aaron Robert Block prescribe most?
In 2024 Medicare Part D data, Dr. Block's most prescribed drugs by claims were Prednisone, Doxycycline Hyclate and Cephalexin.
Has Dr. Aaron Robert Block received payments from drug or device companies?
CMS Open Payments shows $19,496 in general payments to Dr. Block from 34 companies from 2017 to 2025. The largest total came from Allergan Inc.
How long has Dr. Aaron Robert Block been practicing?
Dr. Block graduated from medical school in 2014, 12 years ago.
Does Dr. Aaron Robert Block do research?
Dmand AI links 5 publications to Dr. Block, published from 2014 to 2021.
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