NPPES file of Aug 9, 2026

Christopher J. Crossland, MD

Family Medicine Physician · Rohnert Park, CA

Christopher J. Crossland, MD is a family medicine physician with a practice address in Rohnert Park, California, and NPI 1447334438, issued on Oct 25, 2006. Check the license (California A62346, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447334438
Name
Christopher J. Crossland
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A62346 CA
Self-reported in NPPES; status is on the state search
Practice location
5900 State Farm Dr, Rohnert Park, CA 94928
Phone
(707) 206-3000
Enumerated
Oct 25, 2006
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
00A623460 CA
Medicare enrollment
Enrolled (PECOS I20040205001129); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1995
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.
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Also registered at 5900 State Farm Dr

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

  1. Aimee Aiken, MDPediatrics Physician1083803134
  2. Howard Ballinger, MDOccupational Medicine Physician1164506143
  3. Nana Barnes, MDInternal Medicine Physician1063900520
  4. Sandy Batarseh, PHARMDPharmacist1720512288
  5. Roseanne Beers, MDFamily Medicine Physician1447334412
  6. Ronald Bruce, MDFamily Medicine Physician1275617342

Verify Christopher J. Crossland in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A62346
    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.

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2.2 times the Medicare Part D claims of the average family medicine physician in 2024

7,629 Medicare Part D claims for 734 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 430 claims were for opioids.

  1. Christopher Crossland7,629
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium481 claims
  2. Levothyroxine Sodium339 claims
  3. Losartan Potassium328 claims
  4. Hydrocodone-Acetaminophen278 claims
  5. Lisinopril246 claims
  6. Amlodipine Besylate220 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncStockton, CA

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

Christopher J. Crossland among 17,133 family medicine physician records in California

Christopher J. Crossland, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1995 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 family medicine physician records list a practice address in Rohnert Park

They are 33 of the 483 NPPES records with a practice address in Rohnert Park, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Margo Budman, MDRohnert Park, CA 949281710949821
  2. Charles Catlett, MDRohnert Park, CA 949281588748651
  3. Mary Frank, M.D.Rohnert Park, CA 949281174536023
  4. Robert Goodman, MDRohnert Park, CA 949281982666855
  5. Rex Harner, M.D.Rohnert Park, CA 949281528066321
  6. Judith Heiler, M.D.Rohnert Park, CA 949281346354420
  7. Steven Levenberg, DORohnert Park, CA 949281952350381
  8. Michael Maggioncalda, DORohnert Park, CA 949281043394042

Common questions

What is Christopher J. Crossland, MD's NPI number?

Christopher J. Crossland, MD's National Provider Identifier (NPI) is 1447334438, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher J. Crossland, MD located?

The NPPES record lists a practice address at 5900 State Farm Dr, Rohnert Park, CA, 94928. Phone: (707) 206-3000. Providers update this record themselves, so call before visiting.

How can I verify Christopher J. Crossland, MD's license?

NPPES lists California license number A62346, 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 Christopher J. Crossland, MD prescribe under Medicare Part D?

In 2024, Christopher J. Crossland, MD had 7,629 Medicare Part D claims for 734 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.