Dr. Aaron L. Klein, DO
- Medicare services, 2024
- 2,127
- Medicare patients, 2024
- 291
- Part D claims, 2024
- 4,733
- MIPS score, 2024
- 99
- Hospital affiliations
- 1
- Practice address
- 800 Meadows Rd, Boca Raton, FL 33486
- Practice phone
- Call (561) 955-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Klein'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. Aaron L. Klein is an internist in Boca Raton, Florida
Dr. Klein practices at Boca Raton Regional Hospital in Boca Raton, Florida, part of Baptist Health South Florida.
Dr. Klein's NPI, 1790708261, was assigned on July 25, 2006. Dr. Klein holds Florida license OS9597.
- NPI
- 1790708261NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830115252
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (561) 955-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron L. Klein practices at Boca Raton Regional Hospital in Boca Raton, Florida
Dr. Klein's primary practice is Boca Raton Regional Hospital, at 800 Meadows Rd, Boca Raton, FL 33486 in Palm Beach County. The practice phone is (561) 955-4200.
- Boca Raton Regional Hospital800 Meadows Rd, Boca Raton, FL 33486 · Palm Beach CountyPhone(561) 955-4200
Source: Dmand AI Affiliation Data
Dr. Aaron L. Klein is affiliated with 3 sites of care and 1 medical group
Dr. Klein's primary practice is Boca Raton Regional Hospital in Boca Raton, Florida, part of Baptist Health South Florida. The medical group on file is Baptist Health Medical Group North. Dmand AI also links Dr. Klein to 1 more group practice or clinic and 1 home health agency, 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. Aaron L. Klein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klein practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boca Raton Regional Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Aaron L. Klein is one of 9,009 internists in Florida
Internal medicine is Dr. Klein's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Klein is licensed in Florida.
Specialties and state licenses
- Internal medicine, FloridaPrimary
Internists near Dr. Klein
Counts of internists 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. Aaron L. Klein billed Medicare for 2,127 services in 2024
CMS data shows 2,127 Medicare services from Dr. Klein across 17 procedure codes in 2024, for 291 Medicare patients. Medicare paid $148,108 for them.
Dr. Klein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1102024: 1,23912%
- Other services
- 2023: 3092024: 718132%
- Tests and treatments
- 2023: 1232024: 17038%
- Lab and pathology
- 2023: 672024: 0100%
- Surgery
- 2023: 2992024: 0100%
Where Dr. Klein's Medicare services took place, 2024
- In an office1,92090%
- In a facility20710%
Dr. Klein compared with the Florida median for internists, 2024
- Dr. Klein
- Florida median
- Medicare services
- 2,127vs 5553.8 times
- Medicare patients
- 291vs 21535% above
- Part D claims
- 4,156vs 4668.9 times
Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.
Dr. Klein'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. Klein and other internists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron L. Klein treated 291 Medicare patients in 2024, average age 79
CMS counts 291 Medicare patients who saw Dr. Klein in 2024. The largest group is 75 to 84, with 130 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Klein's median patient age at 77, with 52% women.
Dr. Klein's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Klein's Medicare patients by sex, 2024
- Women15754%
- Men13446%
Chronic conditions among Dr. Klein's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis64%
- Ischemic heart disease58%
- Diabetes53%
- Anxiety41%
- Mood disorders35%
- Depression32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Klein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women52%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aaron L. Klein wrote 4,733 Medicare Part D claims in 2024
In 2024, Dr. Klein wrote 4,733 Medicare Part D claims for 298 patients. 86% of them were for generic drugs. CMS names the drug for 4,156 of them, across 96 drugs with 11 or more claims each, at $391,611 in total drug cost. In 2023, CMS named 3,953 claims across 94 drugs.
Dr. Klein's Part D claims by kind of drug, 2024
- Generic4,083 claims86%
- Brand-name636 claims13%
- Other14 claims0%
Dr. Klein'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. Klein's Part D claims, 2024
- Opioids1%50 of 4,733 claims
- Antibiotics3%148 of 4,733 claims
- Antipsychotics, patients 65 and over1%31 of 4,733 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: 3,9532024: 4,1565%
Drugs named by CMS: 96 in 2024, 94 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. Aaron L. Klein scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Klein for performance year 2024, reported through an alternative payment model (APM). Dr. Klein accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Klein as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Klein's MIPS scores, performance year 2024
- 99of 100Final score
- 81.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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
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Dr. Aaron L. Klein received $1,115 in industry payments from 2017 to 2025
CMS Open Payments shows 40 general payments to Dr. Klein from 15 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 99% of the total. Bausch Health Americas, Inc. paid the most, $238.
General payments to Dr. Klein by program year, 2017 to 2025
General payments to Dr. Klein by kind, 2017 to 2025
- Food and beverage$1,10499%
- Education$111%
Companies that paid Dr. Klein the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Aaron L. Klein'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Dr. Aaron L. Klein
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 L. Klein's NPI number?
Dr. Aaron L. Klein's NPI number is 1790708261. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron L. Klein?
Dr. Aaron L. Klein is an internist in Boca Raton, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Aaron L. Klein practice?
Dr. Klein practices at 800 Meadows Rd, Boca Raton, FL 33486. Dr. Klein's primary practice is Boca Raton Regional Hospital in Boca Raton, Florida, part of Baptist Health South Florida. Dmand AI also links Dr. Klein to 1 group practice or clinic and 1 home health agency.
What is Dr. Aaron L. Klein's office phone number?
The practice phone on file for Dr. Klein is (561) 955-4200.
What is Dr. Aaron L. Klein's medical license number?
Dr. Klein holds Florida license OS9597.
Which hospitals is Dr. Aaron L. Klein affiliated with?
Dr. Klein practices at Boca Raton Regional Hospital in Boca Raton, Florida.
What medical group is Dr. Aaron L. Klein part of?
Dr. Klein is linked to Baptist Health Medical Group North.
Does Dr. Aaron L. Klein accept Medicare?
Yes. CMS data shows Dr. Klein billed Medicare for 2,127 services in 2024, and Dr. Klein accepts Medicare assignment.
Does Dr. Aaron L. Klein offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Klein as offering telehealth services.
What is Dr. Aaron L. Klein's MIPS score?
Dr. Klein's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
Show 5 more questionsShow fewer questions
How many Medicare patients does Dr. Aaron L. Klein see?
CMS counts 291 Medicare patients who saw Dr. Klein in 2024, with an average age of 79.
What services does Dr. Aaron L. Klein bill to Medicare?
In 2024, Dr. Klein's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G2211).
What drugs does Dr. Aaron L. Klein prescribe most?
In 2024 Medicare Part D data, Dr. Klein's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Aaron L. Klein received payments from drug or device companies?
CMS Open Payments shows $1,115 in general payments to Dr. Klein from 15 companies from 2017 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Aaron L. Klein been practicing?
Dr. Klein graduated from medical school in 2001, 25 years ago.
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