Dr. Arthur Francis Santiago, MD
- Medicare services, 2024
- 1,920
- Medicare patients, 2024
- 443
- Part D claims, 2024
- 5,587
- MIPS score, 2024
- 79
- Hospital affiliations
- 4
- Practice address
- 250 W Milton Ave, Rahway, NJ 07065
- Practice phone
- Call (732) 382-3390
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rahway Medical and Nephrology P.A.
Rahway, New Jersey
Find Dr. Santiago's professional email, personal email and mobile number
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Dr. Arthur Francis Santiago is a nephrologist in Rahway, New Jersey
Dr. Santiago practices at Rahway Medical and Nephrology P.A. in Rahway, New Jersey.
Dr. Santiago's NPI, 1003860669, was assigned on May 19, 2006. Dr. Santiago graduated from Weill Cornell Medicine in 1983. Dr. Santiago holds New Jersey license MA052276.
- NPI
- 1003860669NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012941644
- NPI enumeration date
- May 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (732) 382-3390
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Arthur Francis Santiago practices at Rahway Medical and Nephrology P.A. in Rahway, New Jersey
Dr. Santiago's primary practice is Rahway Medical and Nephrology P.A., at 250 W Milton Ave, Rahway, NJ 07065 in Union County. The practice phone is (732) 382-3390.
- Rahway Medical and Nephrology P.A.250 W Milton Ave, Rahway, NJ 07065 · Union CountyPhone(732) 382-3390
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Arthur Francis Santiago is affiliated with 11 sites of care
Dr. Santiago's primary practice is Rahway Medical and Nephrology P.A. in Rahway, New Jersey. Dr. Santiago is also affiliated with Robert Wood Johnson University Hospital Rahway. Dmand AI also links Dr. Santiago to 3 more hospitals, 3 dialysis centers, 1 physician office, 1 home health agency and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Arthur Francis Santiago's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Santiago practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rahway Medical and Nephrology P.A. | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Arthur Francis Santiago is one of 399 nephrologists in New Jersey
Nephrology is Dr. Santiago's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Santiago is licensed in New Jersey.
Specialties and state licenses
- Nephrology, New JerseyPrimary
Nephrologists near Dr. Santiago
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. Arthur Francis Santiago billed Medicare for 1,920 services in 2024
CMS data shows 1,920 Medicare services from Dr. Santiago across 15 procedure codes in 2024, for 443 Medicare patients. Medicare paid $181,941 for them.
Dr. Santiago's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,8412024: 1,63011%
- Tests and treatments
- 2023: 4332024: 26140%
- Other services
- 2023: 252024: 2916%
Where Dr. Santiago's Medicare services took place, 2024
- In an office76440%
- In a facility1,15660%
Dr. Santiago compared with the New Jersey median for nephrologists, 2024
- Dr. Santiago
- New Jersey median
- Medicare services
- 1,920vs 1,38239% above
- Medicare patients
- 443vs 37119% above
- Part D claims
- 4,820vs 9455.1 times
Medians across 397 nephrologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Santiago'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Santiago and other nephrologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Arthur Francis Santiago treated 443 Medicare patients in 2024, average age 76
CMS counts 443 Medicare patients who saw Dr. Santiago in 2024. The largest group is 65 to 74, with 163 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.68, 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. Santiago's median patient age at 68, with 49% women.
Dr. Santiago's Medicare patients by age, 2024
Dr. Santiago's Medicare patients by sex, 2024
- Women22250%
- Men22150%
Chronic conditions among Dr. Santiago's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes55%
- Chronic kidney disease53%
- Ischemic heart disease50%
- Arthritis44%
- Heart failure44%
- Atrial fibrillation38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Santiago's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women49%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Arthur Francis Santiago wrote 5,587 Medicare Part D claims in 2024
In 2024, Dr. Santiago wrote 5,587 Medicare Part D claims for 405 patients. 87% of them were for generic drugs. CMS names the drug for 4,820 of them, across 103 drugs with 11 or more claims each, at $392,029 in total drug cost. In 2023, CMS named 4,924 claims across 104 drugs.
Dr. Santiago's Part D claims by kind of drug, 2024
- Generic4,856 claims87%
- Brand-name684 claims12%
- Other47 claims1%
Dr. Santiago'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. Santiago's Part D claims, 2024
- Opioids0%22 of 5,587 claims
- Antibiotics5%252 of 5,587 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: 4,9242024: 4,8202%
Drugs named by CMS: 103 in 2024, 104 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
Dr. Arthur Francis Santiago scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Santiago for performance year 2024, reported individually. Dr. Santiago accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Santiago as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Santiago's MIPS scores, performance year 2024
- 79of 100Final score
- 65.4of 100Quality
- 40of 100Improvement Activities
- 58of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Arthur Francis Santiago received $2,297 in industry payments from 2017 to 2025
CMS Open Payments shows 137 general payments to Dr. Santiago from 26 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 90% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $336.
General payments to Dr. Santiago by program year, 2017 to 2025
General payments to Dr. Santiago by kind, 2017 to 2025
- Food and beverage$2,07490%
- Education$22310%
Companies that paid Dr. Santiago the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Arthur Francis Santiago graduated from Weill Cornell Medicine
Dr. Santiago graduated from Weill Cornell Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Arthur Francis Santiago'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 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)Clinician Public Reporting: Overall MIPS Performance (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. Arthur Francis Santiago
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. Arthur Francis Santiago's NPI number?
Dr. Arthur Francis Santiago's NPI number is 1003860669. It was assigned on May 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Arthur Francis Santiago?
Dr. Arthur Francis Santiago is a nephrologist in Rahway, New Jersey. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Arthur Francis Santiago practice?
Dr. Santiago practices at 250 W Milton Ave, Rahway, NJ 07065. Dr. Santiago's primary practice is Rahway Medical and Nephrology P.A. in Rahway, New Jersey. Dmand AI also links Dr. Santiago to 3 hospitals, 3 dialysis centers, 1 physician office, 1 home health agency and 1 skilled nursing facility.
What is Dr. Arthur Francis Santiago's office phone number?
The practice phone on file for Dr. Santiago is (732) 382-3390.
What is Dr. Arthur Francis Santiago's medical license number?
Dr. Santiago holds New Jersey license MA052276.
Which hospitals is Dr. Arthur Francis Santiago affiliated with?
Dr. Santiago is affiliated with Robert Wood Johnson University Hospital Rahway. Dmand AI links Dr. Santiago to 3 more hospitals.
Does Dr. Arthur Francis Santiago accept Medicare?
Yes. CMS data shows Dr. Santiago billed Medicare for 1,920 services in 2024, and Dr. Santiago accepts Medicare assignment.
Does Dr. Arthur Francis Santiago offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Santiago as offering telehealth services.
What is Dr. Arthur Francis Santiago's MIPS score?
Dr. Santiago's MIPS final score for performance year 2024 is 79 out of 100, reported individually.
How many Medicare patients does Dr. Arthur Francis Santiago see?
CMS counts 443 Medicare patients who saw Dr. Santiago in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Arthur Francis Santiago bill to Medicare?
In 2024, Dr. Santiago's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and dialysis (90962).
Where did Dr. Arthur Francis Santiago go to medical school?
Dr. Santiago graduated from Weill Cornell Medicine in 1983.
What drugs does Dr. Arthur Francis Santiago prescribe most?
In 2024 Medicare Part D data, Dr. Santiago's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Arthur Francis Santiago received payments from drug or device companies?
CMS Open Payments shows $2,297 in general payments to Dr. Santiago from 26 companies from 2017 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Arthur Francis Santiago been practicing?
Dr. Santiago graduated from medical school in 1983, 43 years ago.
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