Dr. Maurine E. Horowitz, MD
- Medicare services, 2024
- 495
- Medicare patients, 2024
- 186
- Part D claims, 2024
- 859
- Hospital affiliations
- 3
- Industry payments
- $27,881
- Practice address
- 3601 W Thirteen Mile Rd, Royal Oak, MI 48073
- Practice phone
- Call (248) 898-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Horowitz'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. Maurine E. Horowitz is an OB-GYN in Royal Oak, Michigan
Dr. Horowitz practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health.
Dr. Horowitz's NPI, 1215093570, was assigned on December 29, 2006. Dr. Horowitz graduated from Michigan State University College of Human Medicine in 1980. Dr. Horowitz holds Michigan license 4301043633.
- NPI
- 1215093570NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173652427
- NPI enumeration date
- December 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 898-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maurine E. Horowitz practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan
Dr. Horowitz's primary practice is Corewell Health William Beaumont University Hospital, at 3601 W Thirteen Mile Rd, Royal Oak, MI 48073 in Oakland County. The practice phone is (248) 898-5400.
- Corewell Health William Beaumont University Hospital3601 W Thirteen Mile Rd, Royal Oak, MI 48073 · Oakland CountyPhone(248) 898-5400
Source: Dmand AI Affiliation Data
Dr. Maurine E. Horowitz is affiliated with 6 sites of care and 4 medical groups
Dr. Horowitz's primary practice is Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health. Dr. Horowitz is also affiliated with Corewell Health Beaumont Troy Hospital. The medical group on file is Beaumont Medical Group - Specialty Services. Dmand AI also links Dr. Horowitz to 1 more hospital, 3 group practices and clinics and 3 medical groups, 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. Maurine E. Horowitz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Horowitz practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health William Beaumont University Hospital | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Maurine E. Horowitz is one of 1,457 OB-GYNs in Michigan
Obstetrics and gynecology is Dr. Horowitz's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Horowitz is licensed in Michigan.
Specialties and state licenses
- Obstetrics and gynecology, MichiganPrimary
OB-GYNs near Dr. Horowitz
Counts of OB-GYNs 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. Maurine E. Horowitz billed Medicare for 495 services in 2024
CMS data shows 495 Medicare services from Dr. Horowitz across 11 procedure codes in 2024, for 186 Medicare patients. Medicare paid $19,429 for them.
Dr. Horowitz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2032024: 203No change
- Lab and pathology
- 2023: 2552024: 13447%
- Other services
- 2023: 1262024: 1242%
- Imaging
- 2023: 392024: 2146%
- Tests and treatments
- 2023: 02024: 13
Where Dr. Horowitz's Medicare services took place, 2024
- In an office47796%
- In a facility184%
Dr. Horowitz compared with the Michigan median for OB-GYNs, 2024
- Dr. Horowitz
- Michigan median
- Medicare services
- 495vs 3713.4 times
- Medicare patients
- 186vs 335.6 times
- Part D claims
- 654vs 3817.2 times
Medians across 1,227 OB-GYNs in Michigan with Dmand AI profiles that report each measure.
Dr. Horowitz'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.
Need commercial claims for Dr. Horowitz?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Horowitz and other OB-GYNs in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Maurine E. Horowitz treated 186 Medicare patients in 2024, average age 74
CMS counts 186 Medicare patients who saw Dr. Horowitz in 2024. The largest group is 65 to 74, with 102 patients. 75% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Horowitz's median patient age at 72, with 76% women.
Dr. Horowitz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Horowitz's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis55%
- Anxiety27%
- Osteoporosis24%
- Mood disorders21%
- Depression20%
- Ischemic heart disease19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Horowitz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women76%
- Men24%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Maurine E. Horowitz wrote 859 Medicare Part D claims in 2024
In 2024, Dr. Horowitz wrote 859 Medicare Part D claims for 249 patients. 88% of them were for generic drugs. CMS names the drug for 654 of them, across 12 drugs with 11 or more claims each, at $64,469 in total drug cost. In 2023, CMS named 590 claims across 16 drugs.
Dr. Horowitz's Part D claims by kind of drug, 2024
- Generic757 claims88%
- Brand-name and other102 claims12%
Dr. Horowitz'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. Horowitz's Part D claims, 2024
- Antibiotics2%21 of 859 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: 5902024: 65411%
Drugs named by CMS: 12 in 2024, 16 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
How Dr. Maurine E. Horowitz takes part in Medicare
Dr. Horowitz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Maurine E. Horowitz received $27,881 in industry payments from 2016 to 2025
CMS Open Payments shows 310 general payments to Dr. Horowitz from 40 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 77% of the total. AMAG Pharmaceuticals, Inc. paid the most, $14,124.
General payments to Dr. Horowitz by program year, 2016 to 2025
General payments to Dr. Horowitz by kind, 2016 to 2025
- Speaker and faculty fees$21,58877%
- Food and beverage$5,57320%
- Education$6772%
- Travel and lodging$430%
Companies that paid Dr. Horowitz 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. Maurine E. Horowitz graduated from Michigan State University College of Human Medicine
Dr. Horowitz graduated from Michigan State University College of Human Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Maurine E. Horowitz'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) |
| 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. Maurine E. Horowitz
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. Maurine E. Horowitz's NPI number?
Dr. Maurine E. Horowitz's NPI number is 1215093570. It was assigned on December 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Maurine E. Horowitz?
Dr. Maurine E. Horowitz is an OB-GYN in Royal Oak, Michigan. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Maurine E. Horowitz practice?
Dr. Horowitz practices at 3601 W Thirteen Mile Rd, Royal Oak, MI 48073. Dr. Horowitz's primary practice is Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health. Dmand AI also links Dr. Horowitz to 1 hospital, 3 group practices and clinics and 3 medical groups.
What is Dr. Maurine E. Horowitz's office phone number?
The practice phone on file for Dr. Horowitz is (248) 898-5400.
What is Dr. Maurine E. Horowitz's medical license number?
Dr. Horowitz holds Michigan license 4301043633.
Which hospitals is Dr. Maurine E. Horowitz affiliated with?
Dr. Horowitz practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan. Dr. Horowitz is also affiliated with Corewell Health Beaumont Troy Hospital. Dmand AI links Dr. Horowitz to 1 more hospital.
What medical group is Dr. Maurine E. Horowitz part of?
Dr. Horowitz is linked to Beaumont Medical Group - Specialty Services. Dmand AI links Dr. Horowitz to 3 more medical groups.
Does Dr. Maurine E. Horowitz accept Medicare?
Yes. CMS data shows Dr. Horowitz billed Medicare for 495 services in 2024, and Dr. Horowitz accepts Medicare assignment.
How many Medicare patients does Dr. Maurine E. Horowitz see?
CMS counts 186 Medicare patients who saw Dr. Horowitz in 2024, with an average age of 74.
What services does Dr. Maurine E. Horowitz bill to Medicare?
In 2024, Dr. Horowitz's most billed Medicare services were office visit, established patient (99213), lab and pathology test (81003) and medicare service (G0101).
Show 4 more questionsShow fewer questions
Where did Dr. Maurine E. Horowitz go to medical school?
Dr. Horowitz graduated from Michigan State University College of Human Medicine in 1980.
What drugs does Dr. Maurine E. Horowitz prescribe most?
In 2024 Medicare Part D data, Dr. Horowitz's most prescribed drugs by claims were Estradiol, Clobetasol Propionate and Progesterone.
Has Dr. Maurine E. Horowitz received payments from drug or device companies?
CMS Open Payments shows $27,881 in general payments to Dr. Horowitz from 40 companies from 2016 to 2025. The largest total came from AMAG Pharmaceuticals, Inc.
How long has Dr. Maurine E. Horowitz been practicing?
Dr. Horowitz graduated from medical school in 1980, 46 years ago.
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