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MR. CARL WILLIAM BUCKHORN M.D.
NPI 1649264847
Internal Medicine in Yorba Linda, CA

Active since September 02, 2005PECOS EnrolledAccepts Medicare Assignment
18300 YORBA LINDA BLVD, STE 204, YORBA LINDA, CA 92886(714) 577-6031(714) 572-2562 Get Directions Write a Review

NPPES record last updated: July 14, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Carl William Buckhorn M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. CARL WILLIAM BUCKHORN M.D. (NPI 1649264847) is an individual internal medicine provider in Yorba Linda, California, licensed in California (G73630) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1990).

NPPES Registry Identity

NPI1649264847
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. CARL WILLIAM BUCKHORNCredential: M.D.
Location Address18300 YORBA LINDA BLVD, STE 204Yorba Linda, CA 92886-4052
Mailing Address18200 Yorba Linda Blvd, Ste 401Yorba Linda, CA 92886-4056 · (714) 646-8000 · Fax (714) 572-2562
Phone(714) 577-6031
Fax(714) 572-2562
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateSeptember 2, 2005
Last NPPES UpdateJuly 14, 2009
✔ NPI 1649264847 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G73630
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
18300 YORBA LINDA BLVD, Yorba Linda, CA 92886
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Other Identifiers 1

Medicare UPINF53214CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Carl William Buckhorn M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8224050281
PECOS Enrollment IDI20051219001011
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
123 services52 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
50 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92886 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
3 suppliers11 claims11 services$44.04 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers15 claims15 services$13.91 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers15 claims15 services$58.23 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MATTHEW MCGARVEY PA-C
Physician Assistant (Medical)
18300 YORBA LINDA BLVD, SUITE 204
YORBA LINDA, CA 92886
Orange County (714) 577-6031
JEANETTE S ALVES P.A.
Physician Assistant (Medical)
18300 YORBA LINDA BLVD, STE #201
YORBA LINDA, CA 92886
Orange County (714) 577-6000
SHYLA MICHELLE WITTHAUS FNP-BC
Nurse Practitioner (Family)
18300 YORBA LINDA BLVD
YORBA LINDA, CA 92886
Orange County (714) 577-6000
DR. GREGG DENICOLA MD
Family Medicine
18300 YORBA LINDA BLVD, SUITE 204
YORBA LINDA, CA 92886
Orange County (714) 577-6031
KATHLEEN B DIESTO RD
Nutritionist
18300 YORBA LINDA BLVD, STE 204
YORBA LINDA, CA 92886
Orange County (714) 577-6031
SALLY TRAN RD
Dietitian, Registered
18300 YORBA LINDA BLVD
YORBA LINDA, CA 92886
Orange County (714) 577-6031
THOMAS BARKER M.D.
Family Medicine
18300 YORBA LINDA BLVD, SUITE 201
YORBA LINDA, CA 92886
Orange County (714) 577-6000
MS. XANDI JACQUELINE CRAIG P.A.
Physician Assistant (Medical)
18300 YORBA LINDA BLVD, SUITE 204
YORBA LINDA, CA 92886
Orange County (714) 577-6031

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Carl Buckhorn's NPI number?

The NPI number for Carl Buckhorn is 1649264847. It was assigned to this individual provider in the NPPES registry on September 2, 2005.

Where is Carl Buckhorn located?

Carl Buckhorn practices at 18300 Yorba Linda Blvd Ste 204, Yorba Linda, CA 92886. The listed phone number is (714) 577-6031.

What is Carl Buckhorn's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Carl Buckhorn enrolled in Medicare?

Yes. Carl Buckhorn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Carl Buckhorn was last updated on July 14, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.