Dr. Todd E. Christensen, MD

  • Grass Valley, CA
  • Orthopedic surgeon
NPI1740294321PAC ID8820134000
Medicare services, 2024
2,182
Medicare patients, 2024
403
Part D claims, 2024
21
Hospital affiliations
1
Industry payments
$1,405
Practice address
280 Sierra College Dr, Grass Valley, CA 95945
Practice phone
Call (530) 274-6727
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea

Grass Valley, California

See all 7 affiliations

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Dr. Todd E. Christensen is an orthopedic surgeon in Grass Valley, California

Dr. Christensen practices at Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea in Grass Valley, California.

Dr. Christensen's NPI, 1740294321, was assigned on July 28, 2006. Dr. Christensen graduated from Loma Linda University School Of Medicine in 1990. Dr. Christensen holds California license G72325.

NPI and contact details
Medicare PAC ID
8820134000
NPI enumeration date
July 28, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(530) 274-6727
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Todd E. Christensen practices at Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea in Grass Valley, California

Dr. Christensen's primary practice is Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea, at 280 Sierra College Dr, Grass Valley, CA 95945 in Nevada County. The practice phone is (530) 274-6727.

  • Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea
    280 Sierra College Dr, Grass Valley, CA 95945 · Nevada CountyPhone(530) 274-6727

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

Dr. Todd E. Christensen is affiliated with 6 sites of care and 1 medical group

Dr. Christensen's primary practice is Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea in Grass Valley, California. Dr. Christensen is also affiliated with Dignity Health - Sierra Nevada Memorial Hospital. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Christensen to 3 more home health agencies and 1 group practice or clinic, each named with a free account.

See all 7 affiliations for Dr. Christensen

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

Dmand AI tracks the EHR system at Dr. Todd E. Christensen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Christensen practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dignity Health Medical Group - Sierra Nevada, a Service of Dignity HeaAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Todd E. Christensen is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Christensen's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Christensen is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Christensen's licenses on file in 5 states: California, Arkansas, Tennessee, Florida and Georgia.

Specialties and state licenses

  • Orthopaedic surgery, CaliforniaPrimaryLicense G72325 · 1991 to 2027 · taxonomy 207X00000X
  • Arkansas license2018 to 2020
  • Tennessee licenseLicense 50469 · 2013 to 2020
  • Florida license1999 to 2000
  • Georgia license1998 to 1999

Clinical focus

Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, bursitis, carpal tunnel syndrome, enthesopathy in arms, hand joint or tendon inflammation, hip replacement and joint cyst among the conditions Dr. Christensen treats.

Orthopedic surgeons near Dr. Christensen

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

2,056orthopedic surgeons in California
7orthopedic surgeons in Grass Valley

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

Dr. Todd E. Christensen billed Medicare for 2,182 services in 2024

CMS data shows 2,182 Medicare services from Dr. Christensen across 12 procedure codes in 2024, for 403 Medicare patients. Medicare paid $115,606 for them.

Medicare services, 20242,182
Medicare patients403
Paid by Medicare$115,606
Procedure codes12

Dr. Christensen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 2,9972024: 1,20660%
Office and hospital visits
2023: 6442024: 71511%
Surgery
2023: 2572024: 2612%

Where Dr. Christensen's Medicare services took place, 2024

  • In an office2,12597%
  • In a facility573%

Dr. Christensen compared with the California median for orthopedic surgeons, 2024

  • Dr. Christensen
  • California median
Medicare services
2,182vs 6833.2 times
Medicare patients
403vs 21587% above
Part D claims
126vs 7080% above

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Christensen'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.

See all procedures by Dr. Christensen

Need commercial claims for Dr. Christensen?

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Todd E. Christensen treated 403 Medicare patients in 2024, average age 73

CMS counts 403 Medicare patients who saw Dr. Christensen in 2024. The largest group is 65 to 74, with 196 patients. 75% of them have arthritis, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 1.08, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Christensen's median patient age at 68, with 62% women.

Medicare patients, 2024403
Average age73
Average risk score1.08
Also on Medicaid30%

Dr. Christensen's Medicare patients by age, 2024

Dr. Christensen's Medicare patients by sex, 2024

  • Women22355%
  • Men18045%

Chronic conditions among Dr. Christensen's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure64%
  4. Anxiety27%
  5. Mood disorders27%
  6. Depression25%
  7. Ischemic heart disease23%
  8. Diabetes19%

Share of Medicare patients with each condition. A patient can have several.

Dr. Christensen's patients across all payers

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

Patient panel by age, all payers

Median age 68

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. Todd E. Christensen wrote 21 Medicare Part D claims in 2024

In 2024, Dr. Christensen wrote 21 Medicare Part D claims for 17 patients. 95% of them were for generic drugs. They cover 4 drugs, with $1,579 in total drug cost. In 2020, CMS named 147 claims across 6 drugs.

Part D claims, 202421
Drugs named by CMS4
Total drug cost$1,579
Part D patients17

Dr. Christensen's Part D claims by kind of drug, 2024

  • Generic20 claims95%
  • Brand-name and other1 claims5%

Dr. Christensen's most prescribed drugs by claims, 2021

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, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 1472021: 12614%

Drugs named by CMS: 4 in 2021, 6 in 2020.

See all prescribing by Dr. Christensen

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. Todd E. Christensen ranks in the 92nd percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare

Dr. Christensen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 69 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Christensen, more than 92% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Christensen ranks in Medicare procedure volume

Upper limb (arm) arthroscopy (minimally invasive joint repair)
92nd percentile69 procedures
Knee replacement
70th percentile37 procedures
Hip replacement
72nd percentile25 procedures
Lower limb (leg) arthroscopy (minimally invasive joint repair)
81st percentile11 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Todd E. Christensen received $1,405 in industry payments from 2016 to 2025

CMS Open Payments shows 43 general payments to Dr. Christensen from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 64% of the total. Stryker Corporation paid the most, $364.

General payments to Dr. Christensen by program year, 2016 to 2025

General payments to Dr. Christensen by kind, 2016 to 2025

$1.4Kin total
  • Food and beverage$89964%
  • Travel and lodging$31823%
  • Education$1259%
  • Speaker and faculty fees$504%
  • Consulting fees$141%

Companies that paid Dr. Christensen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Christensen

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

Dr. Todd E. Christensen has 1 award and honors on record

Dmand AI lists 1 award for Dr. Christensen, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Christensen

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Todd E. Christensen graduated from Loma Linda University School Of Medicine

Dr. Christensen graduated from Loma Linda University School Of Medicine in 1990.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. Todd E. Christensen accepts plans from 15 insurance carriers

Dr. Christensen is in network with 15 carriers, including Aetna, Cigna and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Cigna
  • United Healthcare
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Christensen accepts, by number of carriers

  1. PPO10
  2. HMO7
  3. Medicare6
  4. EPO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Todd E. Christensen'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
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Dr. Todd E. Christensen

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. Todd E. Christensen's NPI number?

Dr. Todd E. Christensen's NPI number is 1740294321. It was assigned on July 28, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Todd E. Christensen?

Dr. Todd E. Christensen is an orthopedic surgeon in Grass Valley, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Todd E. Christensen practice?

Dr. Christensen practices at 280 Sierra College Dr, Grass Valley, CA 95945. Dr. Christensen's primary practice is Dignity Health Medical Group - Sierra Nevada, a Service of Dignity Hea in Grass Valley, California. Dmand AI also links Dr. Christensen to 3 home health agencies and 1 group practice or clinic.

What is Dr. Todd E. Christensen's office phone number?

The practice phone on file for Dr. Christensen is (530) 274-6727.

What is Dr. Todd E. Christensen's medical license number?

Dr. Christensen holds California license G72325, one of the licenses on file in 5 states.

Which states has Dr. Todd E. Christensen been licensed in?

Dmand AI has state licenses on file for Dr. Christensen in California (1991 to 2027), Arkansas (2018 to 2020), Tennessee (2013 to 2020), Florida (1999 to 2000) and Georgia (1998 to 1999).

Which hospitals is Dr. Todd E. Christensen affiliated with?

Dr. Christensen is affiliated with Dignity Health - Sierra Nevada Memorial Hospital.

What medical group is Dr. Todd E. Christensen part of?

Dr. Christensen is linked to Mercy Medical Group.

Does Dr. Todd E. Christensen accept Medicare?

Yes. CMS data shows Dr. Christensen billed Medicare for 2,182 services in 2024, and Dr. Christensen accepts Medicare assignment.

How many Medicare patients does Dr. Todd E. Christensen see?

CMS counts 403 Medicare patients who saw Dr. Christensen in 2024, with an average age of 73.

Show 7 more questionsShow fewer questions

Is Dr. Todd E. Christensen board certified?

Yes. Dr. Christensen is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. Todd E. Christensen bill to Medicare?

In 2024, Dr. Christensen's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Todd E. Christensen go to medical school?

Dr. Christensen graduated from Loma Linda University School Of Medicine in 1990.

What drugs does Dr. Todd E. Christensen prescribe most?

In 2021 Medicare Part D data, Dr. Christensen's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Sulfamethoxazole-Trimethoprim and Oxycodone-Acetaminophen.

Has Dr. Todd E. Christensen received payments from drug or device companies?

CMS Open Payments shows $1,405 in general payments to Dr. Christensen from 22 companies from 2016 to 2025. The largest total came from Stryker Corporation.

How long has Dr. Todd E. Christensen been practicing?

Dr. Christensen graduated from medical school in 1990, 36 years ago.

What insurance does Dr. Todd E. Christensen accept?

Dr. Christensen is in network with 15 carriers, including Aetna, Cigna and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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