Todd Aaron Stack, MMSC
- Medicare services, 2024
- 201
- Medicare patients, 2024
- 203
- Part D claims, 2024
- 296
- Hospital affiliations
- 1
- Medical groups
- 4
- Practice address
- 2375 E Prater Way, Sparks, NV 89434
- Practice phone
- Call (775) 331-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Todd Stack's professional email, personal email and mobile number
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Todd Aaron Stack is a physician assistant in Sparks, Nevada
Todd Stack practices at Northern Nevada Medical Center in Sparks, Nevada, part of Universal Health Services.
Todd Stack's NPI, 1578809406, was assigned on December 20, 2012. Todd Stack holds Texas license 572271.
- NPI
- 1578809406NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698912590
- NPI enumeration date
- December 20, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (775) 331-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Todd Aaron Stack practices at Northern Nevada Medical Center in Sparks, Nevada
Todd Stack's primary practice is Northern Nevada Medical Center, at 2375 E Prater Way, Sparks, NV 89434 in Washoe County. The practice phone is (775) 331-7000.
- Northern Nevada Medical Center2375 E Prater Way, Sparks, NV 89434 · Washoe CountyPhone(775) 331-7000
Source: Dmand AI Affiliation Data
Todd Aaron Stack is affiliated with 1 site of care and 4 medical groups
Todd Stack's primary practice is Northern Nevada Medical Center in Sparks, Nevada, part of Universal Health Services. The medical group on file is Sound Physicians. Dmand AI also links Todd Stack to 3 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Todd Aaron Stack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Todd Stack practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Nevada Medical Center | Available with a free account |
| +3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Todd Aaron Stack is one of 891 physician assistants in Nevada
Physician assistant is Todd Stack's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Todd Stack is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Todd Stack is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Physician assistants near Todd Stack
Counts of physician assistants 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
Todd Aaron Stack billed Medicare for 201 services in 2024
CMS data shows 201 Medicare services from Todd Stack across 3 procedure codes in 2024, for 203 Medicare patients. Medicare paid $19,242 for them. Every service was in a facility, such as a hospital, rather than an office.
Todd Stack compared with the Nevada median for physician assistants, 2024
- Todd Stack
- Nevada median
- Medicare services
- 201vs 48659% below
- Medicare patients
- 203vs 13155% above
- Part D claims
- 114vs 34267% below
Medians across 582 physician assistants in Nevada with Dmand AI profiles that report each measure.
Todd Stack'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Todd Aaron Stack treated 203 Medicare patients in 2024, average age 76
CMS counts 203 Medicare patients who saw Todd Stack in 2024. The largest group is 75 to 84, with 71 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Todd Stack's median patient age at 63, with 60% women.
Todd Stack's Medicare patients by age, 2024
Todd Stack's Medicare patients by sex, 2024
- Women11758%
- Men8642%
Chronic conditions among Todd Stack's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Anxiety33%
- Atrial fibrillation33%
- Ischemic heart disease31%
- Mood disorders31%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Todd Stack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Todd Aaron Stack wrote 296 Medicare Part D claims in 2024
In 2024, Todd Stack wrote 296 Medicare Part D claims for 218 patients. 93% of them were for generic drugs. CMS names the drug for 114 of them, across 6 drugs with 11 or more claims each, at $1,187 in total drug cost.
Todd Stack's Part D claims by kind of drug, 2024
- Generic274 claims93%
- Brand-name and other22 claims7%
Todd Stack'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 Todd Stack's Part D claims, 2024
- Opioids13%38 of 296 claims
- Antibiotics32%96 of 296 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Todd Aaron Stack takes part in Medicare
Todd Stack accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Todd Aaron Stack is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Todd Aaron Stack'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 Data |
| Primary practice, affiliations and health system | Dmand 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 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) |
| 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 Todd Aaron Stack
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Todd Aaron Stack's NPI number?
Todd Aaron Stack's NPI number is 1578809406. It was assigned on December 20, 2012, and it is active in the NPI Registry.
What does Todd Aaron Stack specialize in?
Todd Aaron Stack is a physician assistant in Sparks, Nevada. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Todd Aaron Stack practice?
Todd Stack practices at 2375 E Prater Way, Sparks, NV 89434. Todd Stack's primary practice is Northern Nevada Medical Center in Sparks, Nevada, part of Universal Health Services. Dmand AI also links Todd Stack to 3 medical groups.
What is Todd Aaron Stack's office phone number?
The practice phone on file for Todd Stack is (775) 331-7000.
What is Todd Aaron Stack's medical license number?
Todd Stack holds Texas license 572271.
Which hospitals is Todd Aaron Stack affiliated with?
Todd Stack practices at Northern Nevada Medical Center in Sparks, Nevada.
What medical group is Todd Aaron Stack part of?
Todd Stack is linked to Sound Physicians. Dmand AI links Todd Stack to 3 more medical groups.
Does Todd Aaron Stack accept Medicare?
Yes. CMS data shows Todd Stack billed Medicare for 201 services in 2024, and Todd Stack accepts Medicare assignment.
How many Medicare patients does Todd Aaron Stack see?
CMS counts 203 Medicare patients who saw Todd Stack in 2024, with an average age of 76.
Is Todd Aaron Stack board certified?
Yes. Todd Stack is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
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What services does Todd Aaron Stack bill to Medicare?
In 2024, Todd Stack's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
What drugs does Todd Aaron Stack prescribe most?
In 2024 Medicare Part D data, Todd Stack's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Amoxicillin-Clavulanate Potass.
How long has Todd Aaron Stack been practicing?
Todd Stack graduated from medical school in 2012, 14 years ago.
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