Dr. Stephen Perry Nathan, MD
- Medicare services, 2020
- 111
- Part D claims, 2019
- 53
- Industry payments
- $265
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 9225 N 3rd St Suite 300 Suite 300, Phoenix, AZ 85020-2466
- Practice phone
- Call (602) 445-0751
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Affiliated Hospitalists - Phoenix (9225 N 3rd St)
Primary care practice · Phoenix, Arizona
Find Dr. Nathan'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. Stephen Perry Nathan is an internist in Phoenix, Arizona
Dr. Nathan practices at Affiliated Hospitalists - Phoenix (9225 N 3rd St) in Phoenix, Arizona.
Dr. Nathan's NPI, 1356439723, was assigned on October 11, 2006. Dr. Nathan holds Arizona license 8883.
- NPI
- 1356439723NPI Registry (opens in a new tab)
- NPI enumeration date
- October 11, 2006
- NPI status
- Active
- Practice phone
- (602) 445-0751
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Perry Nathan practices at Affiliated Hospitalists - Phoenix (9225 N 3rd St) in Phoenix, Arizona
Dr. Nathan's primary practice is Affiliated Hospitalists - Phoenix (9225 N 3rd St), at 9225 N 3rd St Suite 300 Suite 300, Phoenix, AZ 85020-2466. The practice phone is (602) 445-0751.
- Affiliated Hospitalists - Phoenix (9225 N 3rd St)9225 N 3rd St Suite 300 Suite 300, Phoenix, AZ 85020-2466Phone(602) 445-0751
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Perry Nathan is affiliated with 1 site of care and 1 medical group
Dr. Nathan's primary practice is Affiliated Hospitalists - Phoenix (9225 N 3rd St) in Phoenix, Arizona. The medical group on file is Affiliated Hospitalists (Affiliated Health Partners).
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Stephen Perry Nathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nathan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Affiliated Hospitalists - Phoenix (9225 N 3rd St) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Perry Nathan is one of 2,420 internists in Arizona
Internal medicine is Dr. Nathan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nathan is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Dr. Nathan
Counts of internists 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. Stephen Perry Nathan billed Medicare for 111 services in 2020
CMS data shows 111 Medicare services from Dr. Nathan across 3 procedure codes in 2020. Medicare paid $8,337 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nathan's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 3692020: 11170%
Dr. Nathan compared with the Arizona median for internists, 2020
- Dr. Nathan
- Arizona median
- Medicare services
- 111vs 47677% below
- Part D claims
- 53vs 26080% below
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Nathan's most billed Medicare procedure codes, 2020
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. Nathan and other internists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Perry Nathan's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Nathan's median patient age at 33, with 0% women.
Dr. Nathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Stephen Perry Nathan wrote 53 Medicare Part D claims in 2019
In 2019, Dr. Nathan wrote 53 Medicare Part D claims. Every claim was for a generic drug. They cover 4 drugs, with $623 in total drug cost. In 2018, CMS named 110 claims across 7 drugs.
Dr. Nathan's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 1102019: 5352%
Drugs named by CMS: 4 in 2019, 7 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Stephen Perry Nathan received $265 in industry payments from 2016 to 2017
CMS Open Payments shows 3 general payments to Dr. Nathan from 3 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $123.
General payments to Dr. Nathan by program year, 2016 to 2017
Companies that paid Dr. Nathan the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Stephen Perry Nathan'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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Stephen Perry Nathan
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. Stephen Perry Nathan's NPI number?
Dr. Stephen Perry Nathan's NPI number is 1356439723. It was assigned on October 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Perry Nathan?
Dr. Stephen Perry Nathan is an internist in Phoenix, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Stephen Perry Nathan practice?
Dr. Nathan practices at 9225 N 3rd St Suite 300 Suite 300, Phoenix, AZ 85020-2466. Dr. Nathan's primary practice is Affiliated Hospitalists - Phoenix (9225 N 3rd St) in Phoenix, Arizona.
What is Dr. Stephen Perry Nathan's office phone number?
The practice phone on file for Dr. Nathan is (602) 445-0751.
What is Dr. Stephen Perry Nathan's medical license number?
Dr. Nathan holds Arizona license 8883.
What medical group is Dr. Stephen Perry Nathan part of?
Dr. Nathan is linked to Affiliated Hospitalists (Affiliated Health Partners).
Does Dr. Stephen Perry Nathan accept Medicare?
Yes. CMS data shows Dr. Nathan billed Medicare for 111 services in 2020.
What services does Dr. Stephen Perry Nathan bill to Medicare?
In 2020, Dr. Nathan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
What drugs does Dr. Stephen Perry Nathan prescribe most?
In 2019 Medicare Part D data, Dr. Nathan's most prescribed drugs by claims were Carvedilol, Prednisone and Atorvastatin Calcium.
Has Dr. Stephen Perry Nathan received payments from drug or device companies?
CMS Open Payments shows $265 in general payments to Dr. Nathan from 3 companies from 2016 to 2017. The largest total came from Pfizer Inc.
How long has Dr. Stephen Perry Nathan been practicing?
Dr. Nathan's NPI was assigned in 2006.
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