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DR. CHRISTOPHER ROBERT BUTTELMAN MD
NPI 1437128840
Internal Medicine in Northridge, CA

Active since March 16, 2006PECOS Enrolled
17075 DEVONSHIRE ST, #209, NORTHRIDGE, CA 91325(818) 832-7802(818) 832-7805 Get Directions Write a Review

NPPES record last updated: December 11, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Christopher Robert Buttelman Md NPPES

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

DR. CHRISTOPHER ROBERT BUTTELMAN MD (NPI 1437128840) is an individual internal medicine provider in Northridge, California, licensed in California (A47864) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).

NPPES Registry Identity

NPI1437128840
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CHRISTOPHER ROBERT BUTTELMANCredential: MD
Location Address17075 DEVONSHIRE ST, #209Northridge, CA 91325-1600
Mailing Address17075 Devonshire St, #209Northridge, CA 91325-1600 · (818) 832-7802 · Fax (818) 832-7805
Phone(818) 832-7802
Fax(818) 832-7805
Sole ProprietorYes
Medical School CMSOtherGraduated 1985
Enumeration DateMarch 16, 2006
Last NPPES UpdateDecember 11, 2017
✔ NPI 1437128840 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 · A47864
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.
17075 DEVONSHIRE ST, Northridge, CA 91325
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Christopher Robert Buttelman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062493596
PECOS Enrollment IDI20040601000918
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Christopher Buttelman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Buttelman Medical Corporation
Same address
Internal Medicine
17075 DEVONSHIRE ST STE 209
Northridge, CA 91325
  • Reassigned Medicare billing, California enrollment
NPI 1093723595 (818) 832-7802
Valley Vascular Partners Inc
5.6 mi
Interventional Cardiology
19231 VICTORY BLVD STE 155
Reseda, CA 91335
  • Reassigned Medicare billing, California enrollment
  • 11 clinicians in this Medicare group
NPI 1407393754 (818) 949-2631

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
563 services208 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
63 services16 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
18 services18 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
17 services16 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91325 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 17

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers44 claims105 services$6.24 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers21 claims39 services$1.09 avg. paid by Medicare
Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
2 suppliers13 claims390 services$7.00 avg. paid by Medicare
Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4154
Other-Enteral and Parenteral · category OB006N
2 suppliers13 claims6,586 services$0.82 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), without side rails, without mattress E0295
DME-Hospital Beds · category DB000N
2 suppliers18 claims18 services$47.70 avg. paid by Medicare
Bed side rails, half length E0305
DME-Hospital Beds · category DB000N
1 supplier17 claims17 services$6.48 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 20

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

ROBERT F. ROBERTSON A MEDICAL CORP.
Internal Medicine (Pulmonary Disease)
17075 DEVONSHIRE ST, #205
NORTHRIDGE, CA 91325
Los Angeles County (661) 272-0240
DR. FAWZY SAMY BASTA SR. MD
Psychiatry & Neurology (Psychiatry)
17075 DEVONSHIRE ST, STE 204
NORTHRIDGE, CA 91325
Los Angeles County (818) 368-8929
SIAMAK ETEHAD MD INC A MEDICAL CORPORATION
Internal Medicine
17075 DEVONSHIRE ST, #100
NORTHRIDGE, CA 91325
Los Angeles County (818) 363-2077
MEHMET H OZGUR MD
Neurological Surgery
17075 DEVONSHIRE ST, SUITE 106
NORTHRIDGE, CA 91325
Los Angeles County (818) 366-8250
GHOLAMREZA NAGADEH BONABI M.D.,
Specialist
17075 DEVONSHIRE ST, SUITE 300
NORTHRIDGE, CA 91325
Los Angeles County (818) 368-4212
MRS. KARINE SETYAN
Nurse Practitioner (Psychiatric/Mental Health)
17075 DEVONSHIRE ST
NORTHRIDGE, CA 91325
Los Angeles County (818) 368-8572
DORIS A BARIZO DMD
Dentist (General Practice)
17075 DEVONSHIRE ST, SUITE 208
NORTHRIDGE, CA 91325
Los Angeles County (818) 831-3365
CHARLES W. CHIDSEY III, M.D., A PROFESSIONAL CORPORATION
Surgery
17075 DEVONSHIRE ST, SUITE 106
NORTHRIDGE, CA 91325
Los Angeles County (818) 363-9732

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 Christopher Buttelman's NPI number?

The NPI number for Christopher Buttelman is 1437128840. It was assigned to this individual provider in the NPPES registry on March 16, 2006.

Where is Christopher Buttelman located?

Christopher Buttelman practices at 17075 Devonshire St #209, Northridge, CA 91325. The listed phone number is (818) 832-7802.

What is Christopher Buttelman's specialty?

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

Is Christopher Buttelman enrolled in Medicare?

Yes. Christopher Buttelman is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christopher Buttelman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Buttelman reassigns Medicare benefits to 2 organizations: Buttelman Medical Corporation (Northridge, CA) and Valley Vascular Partners Inc (Reseda, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Buttelman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christopher Buttelman was last updated on December 11, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.