Rinko Grewal, DO
Rinko Grewal is an Internal Medicine specialist based in Ann Arbor, MI with over 6 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Rinko Grewal, DO has been part of the Ann Arbor medical community since 2020 in group practice. She has been in practice for 6+ years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data). CMS MIPS quality score: 100/100 (2023).
At a glance
- Prescribes opioids less than 30% of reporting doctors in Michigan
- Uses generic medications more than 41% of reporting doctors in Michigan
- Federal MIPS score higher than 63% of MIPS-scored doctors in Michigan
- Virtual visits available — no app or travel required
Older · 407dNPPES updated 2025-04-14 · verify NPI on CMS · Verify license at Michigan Board of Medicine
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in Michigan, prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
MIPS Score
2023100/100
Michigan avg: 85.2 · US avg: 83.6
✓ Higher than most doctors nationally(+16.4 pts)
Average range among MIPS-scored doctors in MichiganHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better3.49%
Michigan avg: 5.3 · US avg: 5.1
✓ Higher than most doctors nationally(-1.6 pts)
3.49% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better86.4%
Michigan avg: 83.5 · US avg: 82.8
✓ Higher than most doctors nationally(+3.6 pts)
Typical range among reporting doctors in MichiganHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
44
Unique beneficiaries
Boutique practicePrescription Recipients
89
Patients prescribed
Prescriptions Written
516
Total claims
Total Medicare drug cost: $82k
Percentile rankings compared against 1,194 reporting peers in Michigan.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+10%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+25%) — a focus area for this doctor
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+25%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+20%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+18%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
Social Vulnerability Index: 0.85 / 1.00
High vulnerabilityShe practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.
Source: CDC/ATSDR Social Vulnerability Index.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Apr 13, 2025
Self-reported via NPPES
6 years in practice
Established
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.
Taxonomy: 207R00000X
Mailing address
3621 S State St, Ann Arbor, MI 48108-1633
Differs from practice location
Virtual Internal Medicine Care With Rinko Grewal
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Rinko Grewal for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Ann Arbor required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Rinko Grewal
Dr. Grewal is listed as active in the NPI registry with telehealth listed in Ann Arbor, MI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (734) 936-4000.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator · HRSA HPSA · CDC SVI. See Data Methodology.
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Contact Rinko Grewal
Practice Location
1500 E Medical Center Dr, Ann Arbor, MI 48109-5000
Mailing Address
3621 S State St, Ann Arbor, MI 48108-1633
This is a provider directory. Contact the office directly to schedule appointments.
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