DR. RONALD D HERTZ DO
NPI 1053304816
Internal Medicine in Grosse Pointe Woods, MI

Active since August 26, 2005PECOS EnrolledAccepts Medicare Assignment
83.35/100
CMS Quality Rating
19251 MACK AVE, GROSSE POINTE WOODS, MI 48236(313) 343-3749(313) 343-7921 Get Directions Write a Review

NPPES record last updated: April 16, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Ronald D Hertz Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. RONALD D HERTZ DO (NPI 1053304816) is an individual internal medicine provider in Grosse Pointe Woods, Michigan, licensed in Michigan (5101010791) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Henry Ford Health Hospital, and is a graduate of New York Medical College (1989).

NPPES Registry Identity

NPI1053304816
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. RONALD D HERTZCredential: DO
Location Address19251 MACK AVEGrosse Pointe Woods, MI 48236-2893
Mailing Address22201 Moross, 270Detroit, MI 48236-1136 · (313) 343-7280 · Fax (313) 343-7921
Fax(313) 343-7921
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1989
Enumeration DateAugust 26, 2005
Last NPPES UpdateApril 16, 2021
NPPES CertifiedApril 16, 2021
NPI 1053304816 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MI · 5101010791
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Adolescent MedicineTaxonomy 207RA0000X · License 5101010791 (MI)
Also ListedPediatricsTaxonomy 208000000X · License 5101010791 (MI)
19251 MACK AVE, Grosse Pointe Woods, MI 48236

Other Identifiers 1

Medicaid4435427MI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Ronald D Hertz Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638239288
PECOS Enrollment IDI20081128000104
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
125 services35 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
22 services22 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
21 services21 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
17 services15 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Henry Ford Health Hospital

Acute Care Hospitals · Detroit, MI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230053
Location2799 W Grand BlvdDetroit, MI 48202 · Wayne County
Emergency services Birthing friendly

Ascension St John Hospital

Acute Care Hospitals · Detroit, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230165
Location22101 Moross RdDetroit, MI 48236 · Wayne County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48236 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.35/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.06
Promoting Interoperability100
Improvement Activities40
Cost60.61

Reported Quality Measures

Breast Cancer Screening
76%104 patients4/55-star benchmark: 93%
Cervical Cancer Screening
62%138 patients3/55-star benchmark: 98%
Colorectal Cancer Screening
65%237 patients3/55-star benchmark: 88%
Controlling High Blood Pressure
69%249 patients4/55-star benchmark: 91%
Diabetes: Eye Exam
32%90 patients2/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
24%90 patients4/55-star benchmark: 91%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
78%386 patients4/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
30%253 patients2/55-star benchmark: 61%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Technician/Technologist
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Technician/Technologist
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Internal Medicine (Infectious Disease)
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Behavior Technician
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Technician/Technologist
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Behavior Technician
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Behavior Technician
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236
Behavior Technician
19251 MACK AVE
GROSSE POINTE WOODS, MI 48236

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald Hertz's NPI number?

The NPI number for Ronald Hertz is 1053304816. It was assigned to this individual provider in the NPPES registry on August 26, 2005.

Where is Ronald Hertz located?

Ronald Hertz practices at 19251 Mack Ave, Grosse Pointe Woods, MI 48236. The listed phone number is (313) 343-3749.

What is Ronald Hertz's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ronald Hertz enrolled in Medicare?

Yes. Ronald Hertz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ronald Hertz accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Ronald Hertz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ronald Hertz affiliated with any hospitals?

According to CMS data, Ronald Hertz is affiliated with Henry Ford Health Hospital and Ascension St John Hospital.

When was this NPI record last updated?

The NPPES record for Ronald Hertz was last updated on April 16, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.