Dr. Crystal Ann Larson, DO
- Medicare services, 2024
- 462
- Medicare patients, 2024
- 69
- Part D claims, 2024
- 2,682
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 1055 North Curtis Road, Boise, ID 83706
- Practice phone
- Call (208) 367-2121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Crystal Ann Larson is a psychiatrist in Boise, Idaho
Dr. Larson practices at Saint Alphonsus Regional Medical Center in Boise, Idaho, part of Trinity Health.
Dr. Larson's NPI, 1982990453, was assigned on June 23, 2011. Dr. Larson holds Idaho license O-1357.
- NPI
- 1982990453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062669955
- NPI enumeration date
- June 23, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (208) 367-2121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Crystal Ann Larson practices at Saint Alphonsus Regional Medical Center in Boise, Idaho
Dr. Larson's primary practice is Saint Alphonsus Regional Medical Center, at 1055 North Curtis Road, Boise, ID 83706 in Ada County. The practice phone is (208) 367-2121.
- Saint Alphonsus Regional Medical Center1055 North Curtis Road, Boise, ID 83706 · Ada CountyPhone(208) 367-2121
Source: Dmand AI Affiliation Data
Dr. Crystal Ann Larson is affiliated with 2 sites of care and 1 medical group
Dr. Larson's primary practice is Saint Alphonsus Regional Medical Center in Boise, Idaho, part of Trinity Health. The medical group on file is Saint Alphonsus Regional Medical Center. Dmand AI also links Dr. Larson to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Crystal Ann Larson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Larson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Alphonsus Regional Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Crystal Ann Larson is one of 130 psychiatrists in Idaho
Psychiatry is Dr. Larson's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Larson's licenses on file in 3 states: Idaho, Kansas and Oregon.
Specialties and state licenses
- Psychiatry, IdahoPrimary
- Kansas license
- Oregon license
Psychiatrists near Dr. Larson
Counts of psychiatrists 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. Crystal Ann Larson billed Medicare for 462 services in 2024
CMS data shows 462 Medicare services from Dr. Larson across 3 procedure codes in 2024, for 69 Medicare patients. Medicare paid $24,644 for them. Every service was in an office.
Dr. Larson's Medicare services by type, 2024
- Office and hospital visits254
- Other services195
- Tests and treatments13
Dr. Larson compared with the Idaho median for psychiatrists, 2024
- Dr. Larson
- Idaho median
- Medicare services
- 462vs 1453.2 times
- Medicare patients
- 69vs 4073% above
- Part D claims
- 2,529vs 8430.1 times
Medians across 122 psychiatrists in Idaho with Dmand AI profiles that report each measure.
Dr. Larson'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. Larson and other psychiatrists in Idaho.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Crystal Ann Larson treated 69 Medicare patients in 2024, average age 64
CMS counts 69 Medicare patients who saw Dr. Larson in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have anxiety, and 75% have mood disorders. 29% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Larson's median patient age at 56, with 62% women.
Dr. Larson's Medicare patients by age, 2024
Dr. Larson's Medicare patients by sex, 2024
- Women4971%
- Men2029%
Chronic conditions among Dr. Larson's Medicare patients, 2024
- Anxiety75%
- Mood disorders75%
- Depression70%
- High blood pressure55%
- Arthritis54%
- High cholesterol54%
- Personality disorders36%
- Bipolar disorder25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Larson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Crystal Ann Larson wrote 2,682 Medicare Part D claims in 2024
In 2024, Dr. Larson wrote 2,682 Medicare Part D claims for 173 patients. 98% of them were for generic drugs. CMS names the drug for 2,529 of them, across 43 drugs with 11 or more claims each, at $148,852 in total drug cost.
Dr. Larson's Part D claims by kind of drug, 2024
- Generic2,615 claims98%
- Brand-name67 claims2%
Dr. Larson'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. Larson's Part D claims, 2024
- Antipsychotics, patients 65 and over5%145 of 2,682 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
Dr. Crystal Ann Larson offers telehealth to Medicare patients
Dr. Larson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Larson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Crystal Ann Larson'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) |
| 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. Crystal Ann Larson
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. Crystal Ann Larson's NPI number?
Dr. Crystal Ann Larson's NPI number is 1982990453. It was assigned on June 23, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Crystal Ann Larson?
Dr. Crystal Ann Larson is a psychiatrist in Boise, Idaho. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Crystal Ann Larson practice?
Dr. Larson practices at 1055 North Curtis Road, Boise, ID 83706. Dr. Larson's primary practice is Saint Alphonsus Regional Medical Center in Boise, Idaho, part of Trinity Health. Dmand AI also links Dr. Larson to 1 group practice or clinic.
What is Dr. Crystal Ann Larson's office phone number?
The practice phone on file for Dr. Larson is (208) 367-2121.
What is Dr. Crystal Ann Larson's medical license number?
Dr. Larson holds Idaho license O-1357, one of the licenses on file in 3 states.
Which states has Dr. Crystal Ann Larson been licensed in?
Dmand AI has state licenses on file for Dr. Larson in Idaho, Kansas and Oregon.
Which hospitals is Dr. Crystal Ann Larson affiliated with?
Dr. Larson practices at Saint Alphonsus Regional Medical Center in Boise, Idaho.
What medical group is Dr. Crystal Ann Larson part of?
Dr. Larson is linked to Saint Alphonsus Regional Medical Center.
Does Dr. Crystal Ann Larson accept Medicare?
Yes. CMS data shows Dr. Larson billed Medicare for 462 services in 2024, and Dr. Larson accepts Medicare assignment.
Does Dr. Crystal Ann Larson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Larson as offering telehealth services.
Show 4 more questionsShow fewer questions
How many Medicare patients does Dr. Crystal Ann Larson see?
CMS counts 69 Medicare patients who saw Dr. Larson in 2024, with an average age of 64.
What services does Dr. Crystal Ann Larson bill to Medicare?
In 2024, Dr. Larson's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and psychiatric service (90792).
What drugs does Dr. Crystal Ann Larson prescribe most?
In 2024 Medicare Part D data, Dr. Larson's most prescribed drugs by claims were Trazodone HCl, Bupropion XL and Buspirone HCl.
How long has Dr. Crystal Ann Larson been practicing?
Dr. Larson graduated from medical school in 2011, 15 years ago.
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