Dr. Horia M. Tatu, MD
- Medicare services, 2024
- 148
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 91
- Hospital affiliations
- 2
- Industry payments
- $2,771
- Practice address
- 401 N Hooper St, Caro, MI 48723
- Practice phone
- Call (989) 673-3141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tatu'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. Horia M. Tatu is an internist in Caro, Michigan
Dr. Tatu practices at McLaren Caro Region in Caro, Michigan, part of McLaren Health Care.
Dr. Tatu's NPI, 1093833535, was assigned on March 26, 2007. Dr. Tatu graduated from Wayne State University School of Medicine in 2007. Dr. Tatu holds Michigan license 4301080465.
- NPI
- 1093833535NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658470745
- NPI enumeration date
- March 26, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (989) 673-3141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Horia M. Tatu practices at McLaren Caro Region in Caro, Michigan
Dr. Tatu's primary practice is McLaren Caro Region, at 401 N Hooper St, Caro, MI 48723 in Tuscola County. The practice phone is (989) 673-3141.
- McLaren Caro Region401 N Hooper St, Caro, MI 48723 · Tuscola CountyPhone(989) 673-3141
Source: Dmand AI Affiliation Data
Dr. Horia M. Tatu is affiliated with 3 sites of care and 7 medical groups
Dr. Tatu's primary practice is McLaren Caro Region in Caro, Michigan, part of McLaren Health Care. Dr. Tatu is also affiliated with MyMichigan Medical Center Alpena. The medical group on file is McLaren Medical Group. Dmand AI also links Dr. Tatu to 6 more medical groups and 1 clinical lab, 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. Horia M. Tatu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tatu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| McLaren Caro Region | Available with a free account |
| +2 more sites and 6 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 McLaren Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Horia M. Tatu is one of 4,804 internists in Michigan
Internal medicine is Dr. Tatu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tatu is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Tatu
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. Horia M. Tatu billed Medicare for 148 services in 2024
CMS data shows 148 Medicare services from Dr. Tatu across 4 procedure codes in 2024, for 138 Medicare patients. Medicare paid $15,031 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Tatu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1842024: 14820%
- Tests and treatments
- 2023: 132024: 0100%
Dr. Tatu compared with the Michigan median for internists, 2024
- Dr. Tatu
- Michigan median
- Medicare services
- 148vs 42365% below
- Medicare patients
- 138vs 15913% below
- Part D claims
- 26vs 31492% below
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Tatu'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. Tatu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tatu and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Horia M. Tatu treated 138 Medicare patients in 2024, average age 68
CMS counts 138 Medicare patients who saw Dr. Tatu in 2024. The largest group is under 65, with 42 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 2.01, 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. Tatu's median patient age at 49, with 54% women.
Dr. Tatu's Medicare patients by age, 2024
Dr. Tatu's Medicare patients by sex, 2024
- Women7454%
- Men6446%
Chronic conditions among Dr. Tatu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Anxiety54%
- Mood disorders51%
- Depression46%
- Ischemic heart disease46%
- Diabetes42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tatu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Horia M. Tatu wrote 91 Medicare Part D claims in 2024
In 2024, Dr. Tatu wrote 91 Medicare Part D claims for 71 patients. 93% of them were for generic drugs. CMS names the drug for 26 of them, across 2 drugs with 11 or more claims each, at $82 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Tatu's Part D claims by kind of drug, 2024
- Generic85 claims93%
- Brand-name and other6 claims7%
Dr. Tatu'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. Tatu's Part D claims, 2024
- Opioids18%16 of 91 claims
- Antibiotics37%34 of 91 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: 112024: 26136%
Drugs named by CMS: 2 in 2024, 1 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. Horia M. Tatu takes part in Medicare
Dr. Tatu 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Horia M. Tatu received $2,771 in industry payments from 2016 to 2023
CMS Open Payments shows 22 general payments to Dr. Tatu from 6 drug and device companies from 2016 to 2023. Travel and lodging make up the largest share, 63% of the total. Novo Nordisk AS paid the most, $1,412. It also lists 10 research payments totaling $4,782 from 2018 to 2023.
General payments to Dr. Tatu by program year, 2016 to 2023
General payments to Dr. Tatu by kind, 2016 to 2023
- Travel and lodging$1,74363%
- Food and beverage$1,02737%
Companies that paid Dr. Tatu the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Horia M. Tatu graduated from Wayne State University School of Medicine
Dr. Tatu graduated from Wayne State University School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Horia M. Tatu'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. Horia M. Tatu
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. Horia M. Tatu's NPI number?
Dr. Horia M. Tatu's NPI number is 1093833535. It was assigned on March 26, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Horia M. Tatu?
Dr. Horia M. Tatu is an internist in Caro, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Horia M. Tatu practice?
Dr. Tatu practices at 401 N Hooper St, Caro, MI 48723. Dr. Tatu's primary practice is McLaren Caro Region in Caro, Michigan, part of McLaren Health Care. Dmand AI also links Dr. Tatu to 6 medical groups and 1 clinical lab.
What is Dr. Horia M. Tatu's office phone number?
The practice phone on file for Dr. Tatu is (989) 673-3141.
What is Dr. Horia M. Tatu's medical license number?
Dr. Tatu holds Michigan license 4301080465.
Which hospitals is Dr. Horia M. Tatu affiliated with?
Dr. Tatu practices at McLaren Caro Region in Caro, Michigan. Dr. Tatu is also affiliated with MyMichigan Medical Center Alpena.
What medical group is Dr. Horia M. Tatu part of?
Dr. Tatu is linked to McLaren Medical Group. Dmand AI links Dr. Tatu to 6 more medical groups.
Does Dr. Horia M. Tatu accept Medicare?
Yes. CMS data shows Dr. Tatu billed Medicare for 148 services in 2024, and Dr. Tatu accepts Medicare assignment.
How many Medicare patients does Dr. Horia M. Tatu see?
CMS counts 138 Medicare patients who saw Dr. Tatu in 2024, with an average age of 68.
What services does Dr. Horia M. Tatu bill to Medicare?
In 2024, Dr. Tatu's most billed Medicare services were emergency department visit (99284), hospital inpatient care (99223) and emergency department visit (99285).
Show 4 more questionsShow fewer questions
Where did Dr. Horia M. Tatu go to medical school?
Dr. Tatu graduated from Wayne State University School of Medicine in 2007.
What drugs does Dr. Horia M. Tatu prescribe most?
In 2024 Medicare Part D data, Dr. Tatu's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Ciprofloxacin HCl.
Has Dr. Horia M. Tatu received payments from drug or device companies?
CMS Open Payments shows $2,771 in general payments to Dr. Tatu from 6 companies from 2016 to 2023. The largest total came from Novo Nordisk AS.
How long has Dr. Horia M. Tatu been practicing?
Dr. Tatu graduated from medical school in 2007, 19 years ago.
Selling to internal medicine practices?
See internists in Michigan 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