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DR. KARIM RAJABALI MERCHANT MD
NPI 1851852354
Internal Medicine in Bakersfield, CA

Active since March 27, 2019PECOS EnrolledAccepts Medicare Assignment
1700 MOUNT VERNON AVE, BAKERSFIELD, CA 93306(661) 326-2000(351) 200-8293 Get Directions Write a Review

NPPES record last updated: September 29, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Karim Rajabali Merchant Md NPPES

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

DR. KARIM RAJABALI MERCHANT MD (NPI 1851852354) is an individual internal medicine provider in Bakersfield, California, licensed in Illinois (125.074202) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Drexel University College Of Medicine (2019).

NPPES Registry Identity

NPI1851852354
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. KARIM RAJABALI MERCHANTCredential: MD
Location Address1700 MOUNT VERNON AVEBakersfield, CA 93306-4018
Mailing Address1700 Mount Vernon AveBakersfield, CA 93306-4018 · (661) 326-2000 · Fax (351) 800-8293
Phone(661) 326-2000
Fax(351) 200-8293
Sole ProprietorNo
Medical School CMSDrexel University College Of MedicineGraduated 2019
Enumeration DateMarch 27, 2019
Last NPPES UpdateSeptember 29, 2025
NPPES CertifiedSeptember 29, 2025
✔ NPI 1851852354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125.074202
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.
1700 MOUNT VERNON AVE, Bakersfield, CA 93306
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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 and accepts Medicare assignment

Dr. Karim Rajabali Merchant Md 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 ID8921334988
PECOS Enrollment IDI20251031003262
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 Reassignment

Medicare enrollment records show Karim Merchant reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kern County Hospital Authority
Same address
General Acute Care Hospital
1700 MOUNT VERNON AVENUE
Bakersfield, CA 93306
  • Reassigned Medicare billing, California enrollment
  • 532 clinicians in this Medicare group
NPI 1376623538 (661) 326-2000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93306 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
$135.05 typical visit price
range $59.26 – $178.09
Typical copayment $33.76 (range $14.81 – $44.52)
Most-billed visit code 99204
Established Patient
$104.09 typical visit price
range $19.34 – $145.64
Typical copayment $26.02 (range $4.83 – $36.41)
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.

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.

RYAN ROLESON
Emergency Medicine
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2168
MRS. BRIEANNA COX
Social Worker
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2000
DR. POOJA VISHNU PATEL PHARM.D.
Pharmacist (Pharmacotherapy)
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2362
JUSTIN A WEST PA-C
Physician Assistant
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2000
MR. BRYAN ELROD CRNA
Nurse Anesthetist, Certified Registered
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2000
DR. MOUJIDIN ALADE ADEBAYO MD
Internal Medicine
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2202
KELLY MAE HOOD DO
Obstetrics & Gynecology
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2000
STEPHANIE ZAPATA MD
Psychiatry & Neurology (Psychiatry)
1700 MOUNT VERNON AVE
BAKERSFIELD, CA 93306
Kern County (661) 326-2234

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 Karim Merchant's NPI number?

The NPI number for Karim Merchant is 1851852354. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Karim Merchant located?

Karim Merchant practices at 1700 Mount Vernon Ave, Bakersfield, CA 93306. The listed phone number is (661) 326-2000.

What is Karim Merchant's specialty?

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

Is Karim Merchant enrolled in Medicare?

Yes. Karim Merchant 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.

Which organization bills Medicare for Karim Merchant's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karim Merchant reassigns Medicare benefits to Kern County Hospital Authority (Bakersfield, CA). The 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 Karim Merchant'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 Karim Merchant was last updated on September 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.