NPPES file of Aug 9, 2026

Douglas A. Dennis, M.D.

Orthopaedic Surgery Physician · Sacramento, CA

Douglas A. Dennis, M.D. is an orthopaedic surgery physician with a practice address in Sacramento, California, and NPI 1760473052, issued on Nov 4, 2005. Check the license (California A88265, 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
1760473052
Name
Douglas A. Dennis
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
A88265 CA
Self-reported in NPPES; status is on the state search
Practice location
4860 Y St, Sacramento, CA 95817
Phone
(916) 734-2807
Enumerated
Nov 4, 2005
Record last updated
Jul 10, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(916) 734-3939
Medicare enrollment
Enrolled (PECOS I20050726000532); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2003
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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8 nearest orthopaedic surgery physician records → All 2,276 in California → Look up another NPI →

Also registered at 4860 Y St

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

  1. Susan Abbott Rogge, NPWomen's Health Nurse Practitioner1245215581
  2. Alireza Abidi, M.D.Gynecologic Oncology Physician1215919477
  3. Tessnim Ahmad, MDGlaucoma Specialist (Ophthalmology) Physician1275161150
  4. Carol Albanese, M.D.Physical Medicine & Rehabilitation Physician1992786016
  5. Wesam AldulemeRegistered Respiratory Therapist1881176543
  6. Fatima Ali, MDAllergy & Immunology (Internal Medicine) Physician1093045023

Verify Douglas A. Dennis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A88265    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

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3.0 times the Medicare Part D claims of the average orthopaedic surgery physician in 2024

1,035 Medicare Part D claims for 274 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 190 claims were for opioids.

  1. Douglas Dennis1,035
  2. Specialty average346

Most prescribed

  1. Meloxicam194 claims
  2. Celecoxib138 claims
  3. Oxycodone-Acetaminophen119 claims
  4. Gabapentin117 claims
  5. Ondansetron Hcl81 claims
  6. Hydrocodone-Acetaminophen60 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. Sutter Valley Medical FoundationFairfield, CA

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

Douglas A. Dennis among 2,276 orthopaedic surgery physician records in California

Douglas A. Dennis, M.D. is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2003 · median 2003 among the 1,347 with a school on file
  • Record last updated2015 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in California

There are 2,276 orthopaedic surgery physician records in California.

All 2,276 in California → Every provider in Sacramento → Orthopaedic Surgery Physician nationwide →

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Jennette Boakes, M.D.Sacramento, CA 958171972569531
  2. Michael Chapman, MDSacramento, CA 958171073553103
  3. Aaron Cullen, MDSacramento, CA 958171255312476
  4. Jaspaul Gogia, MDSacramento, CA 958171871603878
  5. Domingo Hallare, MDSacramento, CA 958171659362903
  6. Brian Haus, MDSacramento, CA 958171356462824
  7. Christopher Kreulen, MDSacramento, CA 958171568660165
  8. Joel Lerman, M.D.Sacramento, CA 958171841256880

Common questions

What is Douglas A. Dennis, M.D.'s NPI number?

Douglas A. Dennis, M.D.'s National Provider Identifier (NPI) is 1760473052, issued on Nov 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Douglas A. Dennis, M.D. located?

The NPPES record lists a practice address at 4860 Y St, Sacramento, CA, 95817. Phone: (916) 734-2807. Providers update this record themselves, so call before visiting.

How can I verify Douglas A. Dennis, M.D.'s license?

NPPES lists California license number A88265, 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 Douglas A. Dennis, M.D. prescribe under Medicare Part D?

In 2024, Douglas A. Dennis, M.D. had 1,035 Medicare Part D claims for 274 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.