Maria Ruiz, M.D.
NPI 1609883495 · Physical Medicine & Rehabilitation Physician · Warren, MI
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Ruiz, M.D. is a Physical Medicine & Rehabilitation Physician provider in Warren, MI (NPI 1609883495).
Provider details
- NPI number
- 1609883495
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301080281 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
811 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 278 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 193 | $87 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 69 | $21 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 50 | $102 |
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 39 | $41 |
| Injection of Anesthetic Or Steroid Into Joint Between Lower Spine and Hip Bone Using Imaging Guidance |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 767 | 98 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 756 | 110 |
| Gabapentin | 259 | 43 |
| Tizanidine Hcl | 235 | 63 |
| Cyclobenzaprine Hcl | 230 | 54 |
| Oxycodone Hcl | 186 | 24 |
| Pregabalin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,669 across 33 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2024-05-14
- Certified
- 2024-05-14
Frequently asked questions
- What is Maria Ruiz's NPI number?
- Maria Ruiz's National Provider Identifier (NPI) is 1609883495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Ruiz's specialty?
- Maria Ruiz is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Ruiz located?
- Maria Ruiz's practice location on file with NPPES is 2243 E 12 Mile Rd, Warren, MI 48092-5644.
- What is Maria Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Maria Ruiz is (586) 573-8100.
- Does Maria Ruiz accept Medicare?
- Maria Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Ruiz's NPI active?
- Yes — Maria Ruiz's NPI (1609883495) is active in the NPPES registry as of the last update on 2024-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.