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Nathaniel Riggan

  • Saginaw, MI
  • General surgeon
NPI1255015715
Part D claims, 2024
28
Industry payments
$718
State license
1
Year NPI issued
2023
Practice address
1000 Houghton Ave, Saginaw, MI 48602-5303
Practice phone
Call (989) 746-7500
Professional email
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Personal email
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Mobile number
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Social profiles

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Nathaniel Riggan is a general surgeon in Saginaw, Michigan

Nathaniel Riggan practices in Saginaw, Michigan.

Nathaniel Riggan's NPI, 1255015715, was assigned on June 14, 2023. Nathaniel Riggan holds Michigan license 4351051953.

NPI and contact details
NPI
1255015715NPI Registry (opens in a new tab)
NPI enumeration date
June 14, 2023
NPI status
Active
Practice phone
(989) 746-7500
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Nathaniel Riggan's practice address is in Saginaw, Michigan

Nathaniel Riggan's practice address in the NPI Registry is 1000 Houghton Ave, Saginaw, MI 48602-5303. The practice phone is (989) 746-7500.

  • NPI Registry address
    1000 Houghton Ave, Saginaw, MI 48602-5303Phone(989) 746-7500

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Nathaniel Riggan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Nathaniel Riggan practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Nathaniel Riggan's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Nathaniel Riggan is one of 1,095 general surgeons in Michigan

Surgery is Nathaniel Riggan's primary specialty in the NPI Registry, under taxonomy code 208600000X. Nathaniel Riggan is licensed in Michigan.

Specialties and state licenses

  • Surgery, MichiganPrimaryLicense 4351051953 · taxonomy 208600000X

General surgeons near Nathaniel Riggan

Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.

1,095general surgeons in Michigan32general surgeons in Saginaw

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Nathaniel Riggan's patients have a median age of 62

Across all payers, Dmand AI patient panel data puts Nathaniel Riggan's median patient age at 62, with 50% women.

Nathaniel Riggan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women50%
  • Men50%

Source: Dmand AI Patient Panel Data

Nathaniel Riggan wrote 28 Medicare Part D claims in 2024

In 2024, Nathaniel Riggan wrote 28 Medicare Part D claims for 21 patients. 86% of them were for generic drugs.

Part D claims, 202428
Part D patients21

Nathaniel Riggan's Part D claims by kind of drug, 2024

  • Generic24 claims86%
  • Brand-name and other4 claims14%

Drug classes CMS tracks in Nathaniel Riggan's Part D claims, 2024

  • Opioids43%12 of 28 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Nathaniel Riggan received $718 in industry payments from 2024 to 2025

CMS Open Payments shows 6 general payments to Nathaniel Riggan from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 81% of the total. TELA Bio, Inc. paid the most, $273.

General payments to Nathaniel Riggan by program year, 2024 to 2025

General payments to Nathaniel Riggan by kind, 2024 to 2025

$718in total
  • Food and beverage$58181%
  • Education$13719%

Companies that paid Nathaniel Riggan the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Nathaniel Riggan

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Nathaniel Riggan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Nathaniel Riggan

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Nathaniel Riggan's NPI number?

Nathaniel Riggan's NPI number is 1255015715. It was assigned on June 14, 2023, and it is active in the NPI Registry.

What does Nathaniel Riggan specialize in?

Nathaniel Riggan is a general surgeon in Saginaw, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Nathaniel Riggan practice?

Nathaniel Riggan practices at 1000 Houghton Ave, Saginaw, MI 48602-5303.

What is Nathaniel Riggan's office phone number?

The practice phone on file for Nathaniel Riggan is (989) 746-7500.

What is Nathaniel Riggan's medical license number?

Nathaniel Riggan holds Michigan license 4351051953.

Has Nathaniel Riggan received payments from drug or device companies?

CMS Open Payments shows $718 in general payments to Nathaniel Riggan from 4 companies from 2024 to 2025. The largest total came from TELA Bio, Inc.

How long has Nathaniel Riggan been practicing?

Nathaniel Riggan's NPI was assigned in 2023.

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