Dr. Rafael A. Javier, MD
- Medicare services, 2018
- 452
- Part D claims, 2018
- 287
- Hospital affiliations
- 1
- Industry payments
- $221
- Medical groups
- 2
- Practice address
- 1215 E Michigan Ave, Lansing, MI 48912
- Practice phone
- Call (517) 364-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UM Health-Sparrow Lansing Campus
Lansing, Michigan
Find Dr. Javier'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. Rafael A. Javier is a nephrologist in Lansing, Michigan
Dr. Javier practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan.
Dr. Javier's NPI, 1770536997, was assigned on May 18, 2006. Dr. Javier holds Michigan license 4301038160.
- NPI
- 1770536997NPI Registry (opens in a new tab)
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Practice phone
- (517) 364-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Rafael A. Javier practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan
Dr. Javier's primary practice is UM Health-Sparrow Lansing Campus, at 1215 E Michigan Ave, Lansing, MI 48912 in Ingham County. The practice phone is (517) 364-6000.
- UM Health-Sparrow Lansing Campus1215 E Michigan Ave, Lansing, MI 48912 · Ingham CountyPhone(517) 364-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Rafael A. Javier is affiliated with 2 sites of care and 2 medical groups
Dr. Javier's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Dr. Javier is also affiliated with University of Michigan Health-Sparrow Specialty Hospital. The medical group on file is Sparrow Medical Group St. Johns. Dmand AI also links Dr. Javier to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rafael A. Javier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Javier practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UM Health-Sparrow Lansing Campus | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rafael A. Javier is one of 310 nephrologists in Michigan
Nephrology is Dr. Javier's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Javier is licensed in Michigan.
Specialties and state licenses
- Nephrology, MichiganPrimary
Nephrologists near Dr. Javier
Counts of nephrologists 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. Rafael A. Javier billed Medicare for 452 services in 2018
CMS data shows 452 Medicare services from Dr. Javier across 8 procedure codes in 2018. Medicare paid $31,601 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Javier's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 5902018: 36338%
- Tests and treatments
- 2017: 1062018: 8916%
Dr. Javier compared with the Michigan median for nephrologists, 2018
- Dr. Javier
- Michigan median
- Medicare services
- 452vs 84947% below
- Part D claims
- 287vs 57450% below
Medians across 310 nephrologists in Michigan with Dmand AI profiles that report each measure.
Dr. Javier's most billed Medicare procedure codes, 2018
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. Javier?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Javier and other nephrologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rafael A. Javier's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Javier's median patient age at 56, with 38% women.
Dr. Javier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women38%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Rafael A. Javier wrote 287 Medicare Part D claims in 2018
In 2018, Dr. Javier wrote 287 Medicare Part D claims. They cover 8 drugs, with $9,672 in total drug cost. In 2017, CMS named 341 claims across 8 drugs.
Dr. Javier's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 3412018: 28716%
Drugs named by CMS: 8 in 2018, 8 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Rafael A. Javier received $221 in industry payments from 2016 to 2022
CMS Open Payments shows 13 general payments to Dr. Javier from 10 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 94% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $53.
General payments to Dr. Javier by program year, 2016 to 2022
General payments to Dr. Javier by kind, 2016 to 2022
- Food and beverage$20994%
- Education$126%
Companies that paid Dr. Javier the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Rafael A. Javier'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Rafael A. Javier
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. Rafael A. Javier's NPI number?
Dr. Rafael A. Javier's NPI number is 1770536997. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Rafael A. Javier?
Dr. Rafael A. Javier is a nephrologist in Lansing, Michigan. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Rafael A. Javier practice?
Dr. Javier practices at 1215 E Michigan Ave, Lansing, MI 48912. Dr. Javier's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Dmand AI also links Dr. Javier to 1 medical group.
What is Dr. Rafael A. Javier's office phone number?
The practice phone on file for Dr. Javier is (517) 364-6000.
What is Dr. Rafael A. Javier's medical license number?
Dr. Javier holds Michigan license 4301038160.
Which hospitals is Dr. Rafael A. Javier affiliated with?
Dr. Javier is affiliated with University of Michigan Health-Sparrow Specialty Hospital.
What medical group is Dr. Rafael A. Javier part of?
Dr. Javier is linked to Sparrow Medical Group St. Johns. Dmand AI links Dr. Javier to 1 more medical group.
Does Dr. Rafael A. Javier accept Medicare?
Yes. CMS data shows Dr. Javier billed Medicare for 452 services in 2018.
What services does Dr. Rafael A. Javier bill to Medicare?
In 2018, Dr. Javier's most billed Medicare services were hospital inpatient care (99232), heart test or procedure (93010) and hospital inpatient care (99223).
What drugs does Dr. Rafael A. Javier prescribe most?
In 2018 Medicare Part D data, Dr. Javier's most prescribed drugs by claims were Warfarin Sodium, Jantoven and Levofloxacin.
Has Dr. Rafael A. Javier received payments from drug or device companies?
CMS Open Payments shows $221 in general payments to Dr. Javier from 10 companies from 2016 to 2022. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Rafael A. Javier been practicing?
Dr. Javier's NPI was assigned in 2006.
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