Dr. Howard R. Baker, DO
- Medicare services, 2024
- 2,406
- Medicare patients, 2024
- 512
- Part D claims, 2024
- 9,409
- MIPS score, 2024
- 95
- Hospital affiliations
- 5
- Practice address
- 870 N Milwaukee Ave, Vernon Hills, IL 60061
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group Vernon Hills Endocrinology - HOPD
Acute Care Hospital outpatient department · Vernon Hills, Illinois
Find Dr. Baker's professional email, personal email and mobile number
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Dr. Howard R. Baker is an internist in Vernon Hills, Illinois
Dr. Baker practices at Northwestern Medical Group Vernon Hills Endocrinology - HOPD in Vernon Hills, Illinois.
Dr. Baker's NPI, 1558326439, was assigned on April 20, 2006. Dr. Baker graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1991. Dr. Baker holds Illinois license 036087725.
- NPI
- 1558326439NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698842979
- NPI enumeration date
- April 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- 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. Howard R. Baker practices at Northwestern Medical Group Vernon Hills Endocrinology - HOPD in Vernon Hills, Illinois
Dr. Baker's primary practice is Northwestern Medical Group Vernon Hills Endocrinology - HOPD, at 870 N Milwaukee Ave, Vernon Hills, IL 60061.
- Northwestern Medical Group Vernon Hills Endocrinology - HOPD870 N Milwaukee Ave, Vernon Hills, IL 60061
Source: Dmand AI Affiliation Data
Dr. Howard R. Baker is affiliated with 11 sites of care and 1 medical group
Dr. Baker's primary practice is Northwestern Medical Group Vernon Hills Endocrinology - HOPD in Vernon Hills, Illinois. Dr. Baker is also affiliated with Northwestern Memorial Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Baker to 4 more hospitals, 4 home health agencies and 1 group practice or clinic, each named with a free account. Dr. Baker's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Howard R. Baker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group Vernon Hills Endocrinology - HOPD | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Howard R. Baker is one of 5,652 internists in Illinois
Internal medicine is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Baker is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Baker
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. Howard R. Baker billed Medicare for 2,406 services in 2024
CMS data shows 2,406 Medicare services from Dr. Baker across 22 procedure codes in 2024, for 512 Medicare patients. Medicare paid $158,592 for them.
Dr. Baker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2992024: 1,04619%
- Other services
- 2023: 3402024: 731115%
- Surgery
- 2023: 4352024: 4708%
- Tests and treatments
- 2023: 762024: 12868%
- Lab and pathology
- 2023: 352024: 3111%
Where Dr. Baker's Medicare services took place, 2024
- In an office2,26894%
- In a facility1386%
Dr. Baker compared with the Illinois median for internists, 2024
- Dr. Baker
- Illinois median
- Medicare services
- 2,406vs 5664.3 times
- Medicare patients
- 512vs 2082.5 times
- Part D claims
- 8,598vs 28430.3 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Baker'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. Howard R. Baker treated 512 Medicare patients in 2024, average age 77
CMS counts 512 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 211 patients. 74% of them have high cholesterol, and 72% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Baker's median patient age at 73, with 43% women.
Dr. Baker's Medicare patients by age, 2024
Dr. Baker's Medicare patients by sex, 2024
- Women27954%
- Men23346%
Chronic conditions among Dr. Baker's Medicare patients, 2024
- High cholesterol74%
- High blood pressure72%
- Arthritis47%
- Diabetes29%
- Ischemic heart disease27%
- Chronic kidney disease26%
- Mood disorders26%
- Anxiety25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Howard R. Baker wrote 9,409 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 9,409 Medicare Part D claims for 745 patients. 86% of them were for generic drugs. CMS names the drug for 8,598 of them, across 152 drugs with 11 or more claims each, at $669,699 in total drug cost. In 2023, CMS named 13,380 claims across 183 drugs.
Dr. Baker's Part D claims by kind of drug, 2024
- Generic8,127 claims86%
- Brand-name1,251 claims13%
- Other31 claims0%
Dr. Baker'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. Baker's Part D claims, 2024
- Opioids2%233 of 9,409 claims
- Antibiotics2%147 of 9,409 claims
- Antipsychotics, patients 65 and over1%99 of 9,409 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: 13,3802024: 8,59836%
Drugs named by CMS: 152 in 2024, 183 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. Howard R. Baker scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Baker for performance year 2024, reported through an alternative payment model (APM). Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baker as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Baker's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 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. Howard R. Baker received $991 in industry payments from 2016 to 2024
CMS Open Payments shows 45 general payments to Dr. Baker from 21 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 97% of the total. Amgen Inc. paid the most, $163.
General payments to Dr. Baker by program year, 2016 to 2024
General payments to Dr. Baker by kind, 2016 to 2024
- Food and beverage$95997%
- Education$323%
Companies that paid Dr. Baker the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Howard R. Baker graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. Baker graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Howard R. Baker'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 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) |
| 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. Howard R. Baker
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. Howard R. Baker's NPI number?
Dr. Howard R. Baker's NPI number is 1558326439. It was assigned on April 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Howard R. Baker?
Dr. Howard R. Baker is an internist in Vernon Hills, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Howard R. Baker practice?
Dr. Baker practices at 870 N Milwaukee Ave, Vernon Hills, IL 60061. Dr. Baker's primary practice is Northwestern Medical Group Vernon Hills Endocrinology - HOPD in Vernon Hills, Illinois. Dmand AI also links Dr. Baker to 4 hospitals, 4 home health agencies and 1 group practice or clinic.
What is Dr. Howard R. Baker's medical license number?
Dr. Baker holds Illinois license 036087725.
Which hospitals is Dr. Howard R. Baker affiliated with?
Dr. Baker is affiliated with Northwestern Memorial Hospital. Dmand AI links Dr. Baker to 4 more hospitals.
What medical group is Dr. Howard R. Baker part of?
Dr. Baker is linked to Northwestern Medical Faculty Foundation.
Does Dr. Howard R. Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 2,406 services in 2024, and Dr. Baker accepts Medicare assignment.
Does Dr. Howard R. Baker offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baker as offering telehealth services.
What is Dr. Howard R. Baker's MIPS score?
Dr. Baker's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Howard R. Baker see?
CMS counts 512 Medicare patients who saw Dr. Baker in 2024, with an average age of 77.
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What services does Dr. Howard R. Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G2211).
Where did Dr. Howard R. Baker go to medical school?
Dr. Baker graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1991.
What drugs does Dr. Howard R. Baker prescribe most?
In 2024 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Howard R. Baker received payments from drug or device companies?
CMS Open Payments shows $991 in general payments to Dr. Baker from 21 companies from 2016 to 2024. The largest total came from Amgen Inc.
How long has Dr. Howard R. Baker been practicing?
Dr. Baker graduated from medical school in 1991, 35 years ago.
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