Theresa A. Birchfield, PA
- Medicare services, 2024
- 466
- Medicare patients, 2024
- 258
- Part D claims, 2024
- 1,723
- Hospital affiliations
- 1
- Industry payments
- $268
- Practice address
- 10735 Double R Blvd, Reno, NV 89521-8977
- Practice phone
- Call (775) 852-3624
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advancedent
Multi-specialty group site · Reno, Nevada
Find Theresa Birchfield'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.
Theresa A. Birchfield is a physician assistant in Reno, Nevada
Theresa Birchfield practices at Advancedent in Reno, Nevada.
Theresa Birchfield's NPI, 1780206854, was assigned on May 12, 2020.
- NPI
- 1780206854NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719375617
- NPI enumeration date
- May 12, 2020
- NPI status
- Active
- Practice phone
- (775) 852-3624
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Theresa A. Birchfield practices at Advancedent in Reno, Nevada
Theresa Birchfield's primary practice is Advancedent, at 10735 Double R Blvd, Reno, NV 89521-8977. The practice phone is (775) 852-3624.
- Advancedent10735 Double R Blvd, Reno, NV 89521-8977Phone(775) 852-3624
Source: Dmand AI Affiliation Data
Theresa A. Birchfield is affiliated with 2 sites of care and 1 medical group
Theresa Birchfield's primary practice is Advancedent in Reno, Nevada. Theresa Birchfield is also affiliated with Renown Regional Medical Center. Dmand AI also links Theresa Birchfield to 1 more medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Theresa A. Birchfield's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Theresa Birchfield practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advancedent | 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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Theresa A. Birchfield is one of 891 physician assistants in Nevada
Physician assistant is Theresa Birchfield's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Clinical focus
Dmand AI lists chronic nasal allergies, chronic sinusitis, ear eustachian tube disorders, itchy rashes and tinnitus among the conditions Theresa Birchfield treats.
Physician assistants near Theresa Birchfield
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
Theresa A. Birchfield billed Medicare for 466 services in 2024
CMS data shows 466 Medicare services from Theresa Birchfield across 6 procedure codes in 2024, for 258 Medicare patients. Medicare paid $36,457 for them. Every service was in an office.
Theresa Birchfield's Medicare services by type, 2024
- Office and hospital visits321
- Imaging125
- Surgery20
Theresa Birchfield compared with the Nevada median for physician assistants, 2024
- Theresa Birchfield
- Nevada median
- Medicare services
- 466vs 486Close to median
- Medicare patients
- 258vs 13197% above
- Part D claims
- 1,654vs 3424.8 times
Medians across 582 physician assistants in Nevada with Dmand AI profiles that report each measure.
Theresa Birchfield'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 Theresa Birchfield and other physician assistants in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Theresa A. Birchfield treated 258 Medicare patients in 2024, average age 74
CMS counts 258 Medicare patients who saw Theresa Birchfield in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high cholesterol, and 60% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Theresa Birchfield's median patient age at 67, with 60% women.
Theresa Birchfield's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Theresa Birchfield's Medicare patients by sex, 2024
- Women14556%
- Men11344%
Chronic conditions among Theresa Birchfield's Medicare patients, 2024
- High cholesterol75%
- High blood pressure60%
- Arthritis49%
- Ischemic heart disease27%
- Diabetes17%
- Mood disorders17%
- Osteoporosis17%
- Atrial fibrillation16%
Share of Medicare patients with each condition. A patient can have several.
Theresa Birchfield's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Theresa A. Birchfield wrote 1,723 Medicare Part D claims in 2024
In 2024, Theresa Birchfield wrote 1,723 Medicare Part D claims for 547 patients. 98% of them were for generic drugs. CMS names the drug for 1,654 of them, across 19 drugs with 11 or more claims each, at $31,028 in total drug cost.
Theresa Birchfield's Part D claims by kind of drug, 2024
- Generic1,684 claims98%
- Brand-name39 claims2%
Theresa Birchfield'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 Theresa Birchfield's Part D claims, 2024
- Antibiotics28%477 of 1,723 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
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Theresa A. Birchfield received $268 in industry payments from 2024 to 2025
CMS Open Payments shows 10 general payments to Theresa Birchfield from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 81% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $115.
General payments to Theresa Birchfield by program year, 2024 to 2025
General payments to Theresa Birchfield by kind, 2024 to 2025
- Food and beverage$21681%
- Education$5219%
Companies that paid Theresa Birchfield the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Theresa A. Birchfield'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 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) |
| 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 Theresa A. Birchfield
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What is Theresa A. Birchfield's NPI number?
Theresa A. Birchfield's NPI number is 1780206854. It was assigned on May 12, 2020, and it is active in the NPI Registry.
What does Theresa A. Birchfield specialize in?
Theresa A. Birchfield is a physician assistant in Reno, Nevada. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Theresa A. Birchfield practice?
Theresa Birchfield practices at 10735 Double R Blvd, Reno, NV 89521-8977. Theresa Birchfield's primary practice is Advancedent in Reno, Nevada. Dmand AI also links Theresa Birchfield to 1 medical group.
What is Theresa A. Birchfield's office phone number?
The practice phone on file for Theresa Birchfield is (775) 852-3624.
Which hospitals is Theresa A. Birchfield affiliated with?
Theresa Birchfield is affiliated with Renown Regional Medical Center.
Does Theresa A. Birchfield accept Medicare?
Yes. CMS data shows Theresa Birchfield billed Medicare for 466 services in 2024.
How many Medicare patients does Theresa A. Birchfield see?
CMS counts 258 Medicare patients who saw Theresa Birchfield in 2024, with an average age of 74.
What services does Theresa A. Birchfield bill to Medicare?
In 2024, Theresa Birchfield's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and diagnostic imaging (70486).
What drugs does Theresa A. Birchfield prescribe most?
In 2024 Medicare Part D data, Theresa Birchfield's most prescribed drugs by claims were Azelastine HCl, Fluticasone Propionate and Doxycycline Hyclate.
Has Theresa A. Birchfield received payments from drug or device companies?
CMS Open Payments shows $268 in general payments to Theresa Birchfield from 4 companies from 2024 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Theresa A. Birchfield been practicing?
Theresa Birchfield graduated from medical school in 2021, 5 years ago.
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