NPPES file of Aug 9, 2026

Stephanie A. Christenson, MD

Internal Medicine Physician · Oakland, CA

Stephanie A. Christenson, MD is an internal medicine physician with a practice address in Oakland, California, and NPI 1528234937, issued on May 6, 2008. Check the license (California A112221, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528234937
Name
Stephanie A. Christenson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A112221 CA
Self-reported in NPPES; status is on the state search
Practice location
275 W Macarthur, Oakland, CA 94611
Phone
(510) 752-1000
Enumerated
May 6, 2008
Record last updated
Nov 4, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(617) 638-6501
Medicare enrollment
Enrolled (PECOS I20130607000245); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2006
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 275 W Macarthur

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Aalia Akber, MDPediatric Nephrology Physician1790050193
  2. Garrick Amgott-Kwan, MDNeurology Physician1295813061
  3. Terry Anderson, MDCardiovascular Disease Physician1912085705
  4. Richard Aptaker, DOPhysical Medicine & Rehabilitation Physician1962580761
  5. Leslie Aria, PHDHealth Psychologist1194879528
  6. Michele Arnold, MDAnesthesiology Physician1851525083

Verify Stephanie A. Christenson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A112221
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

96% fewer Medicare Part D claims than the average internal medicine physician in 2024

131 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 65% of claims.

  1. Stephanie Christenson131
  2. Specialty average3,176

Most prescribed

  1. Albuterol Sulfate Hfa16 claims
  2. Symbicort15 claims
  3. Spiriva Respimat14 claims
  4. Omeprazole13 claims
  5. Trelegy Ellipta13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $123,545.18

62 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephanie Christenson$123,545
  2. Specialty average$1,303

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Regents OF The University OF CaliforniaSan Francisco, CA
  2. University OF California San FranciscoSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stephanie A. Christenson among 17,696 internal medicine physician records in California

Stephanie A. Christenson, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 40% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2006 · median 2004 among the 11,065 with a school on file
  • Record last updated2014 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

432 internal medicine physician records list a practice address in Oakland

They are 432 of the 18,558 NPPES records with a practice address in Oakland, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Baudendistel, MDOakland, CA 946111801820436
  2. Rachel Canning, MDOakland, CA 946111386657609
  3. Howard Chang, MDOakland, CA 946111700845336
  4. Roopal Desai, MDOakland, CA 946111699861484
  5. Matthew Frankel, M.D., M.B.AOakland, CA 946111568542405
  6. Thomas Hackford, M.D.Oakland, CA 946111972598639
  7. Jacqueline Kiang, MDOakland, CA 946111376506600
  8. Katherine McLane, MDOakland, CA 946111447270186

Common questions

What is Stephanie A. Christenson, MD's NPI number?

Stephanie A. Christenson, MD's National Provider Identifier (NPI) is 1528234937, issued on May 6, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie A. Christenson, MD located?

The NPPES record lists a practice address at 275 W Macarthur, Oakland, CA, 94611. Phone: (510) 752-1000. Providers update this record themselves, so call before visiting.

How can I verify Stephanie A. Christenson, MD's license?

NPPES lists California license number A112221, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephanie A. Christenson, MD prescribe under Medicare Part D?

In 2024, Stephanie A. Christenson, MD had 131 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Stephanie A. Christenson, MD's MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.