DR. MOHAMMAD NAEEMULLAH KHAN M.D.
NPI 1295778215
Internal Medicine - Gastroenterology in Oxnard, CA

Q: What is Mohammad Khan's NPI number?

The NPI number for Mohammad Khan is 1295778215. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Q: What is Mohammad Khan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Mohammad Khan was last updated on April 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since June 14, 2006PECOS EnrolledAccepts Medicare Assignment

2241 WANKEL WAY STE A, OXNARD, CA 93030(805) 983-0521(805) 983-4186 Get Directions Write a Review

NPPES record last updated: April 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 13, 2026, Jan 16, 2026, Nov 4, 2025 and 6 more (9 updates tracked since 2020).

On this page

About Dr. Mohammad Naeemullah Khan M.d. NPPES

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

DR. MOHAMMAD NAEEMULLAH KHAN M.D. (NPI 1295778215) is an individual gastroenterology provider in Oxnard, California, licensed in California (C-183205) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Heartland Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1295778215

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. MOHAMMAD NAEEMULLAH KHANCredential: M.D.

Location Address2241 WANKEL WAY STE AOxnard, CA 93030-0191

Mailing Address525 N 18th St Ste 601Phoenix, AZ 85006-4101 · (602) 307-9112 · Fax (602) 307-9155

Phone(805) 983-0521

Fax(805) 983-4186

Sole ProprietorNo

Medical School CMSOtherGraduated 1985

Enumeration DateJune 14, 2006

Last NPPES UpdateApril 13, 20269 updates tracked since enumeration

NPPES CertifiedApril 13, 2026

✔ NPI 1295778215 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in CA · C-183205✔ Licensed in NM · MD2022-1353✔ Licensed in IL · 036.151604✔ Licensed in WV · 29905✔ Licensed in KY · C0072✔ Licensed in AZ · 30038✔ Licensed in MA · 1020342

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

2241 WANKEL WAY STE A, Oxnard, CA 93030

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Secondary Practice Locations 2

Location 1225 Medical Center Dr Ste 308Paducah, KY 42003-7915 · Phone (270) 443-0777

Location 2630 W Maple StFarmington, NM 87401-6113 · Phone (505) 609-6349

Other Identifiers 2

Medicaid110217659AMA

Medicaid639130AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., Providence Health Plan and more.Insurance ›

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. Mohammad Naeemullah Khan 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 ID3476538760

PECOS Enrollment IDI20210318002420, I20221129002554, I20230925001562, I20240827000810, I20250205000357, I20260226000701

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

Medicare enrollment records show Mohammad Khan reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sonora Community Hospital

257 mi

Family Medicine

18661 HIGHWAY 120
Groveland, CA 95321

Reassigned Medicare billing, California enrollment
Also billed through NPI 1033100854 (California)
172 clinicians in this Medicare group

NPI 1356332274 (209) 962-7121

Contra Costa County

302 mi

Adult Mental Health

2311 LOVERIDGE RD, 1ST AND 2ND FLOORS
Pittsburg, CA 94565

Reassigned Medicare billing, California enrollment
530 clinicians in this Medicare group

NPI 1073691598 (925) 431-2600

St. Joseph's Hospital And Medical Center

410 mi

Emergency Care

350 W THOMAS RD
Phoenix, AZ 85013

Reassigned Medicare billing, Arizona enrollment
126 clinicians in this Medicare group

NPI 1255382412 (602) 406-3000

District Medical Group, Inc

413 mi

Pulmonary Disease

2525 E ROOSEVELT ST, MED CLINIC - PULMONARY
Phoenix, AZ 85008

Reassigned Medicare billing, Arizona enrollment
1,490 clinicians in this Medicare group

NPI 1700119815 (602) 344-1095

San Juan Regional Medical Center Inc

640 mi

Emergency Medicine

801 W MAPLE ST
Farmington, NM 87401

Reassigned Medicare billing, New Mexico enrollment
368 clinicians in this Medicare group

NPI 1518932151 (505) 609-2258

Southwest Medical Associates, LLC

717 mi

General Practice

6701 JEFFERSON ST NE
Albuquerque, NM 87109

Reassigned Medicare billing, New Mexico enrollment
554 clinicians in this Medicare group

NPI 1164491072 (505) 727-6200

Deaconess Illinois Specialty Clinic, Inc.

1,637 mi

Interventional Cardiology

509 HAMACHER ST
Waterloo, IL 62298

Reassigned Medicare billing, Illinois enrollment
228 clinicians in this Medicare group

NPI 1336856806 (618) 939-4200

Mercy Health Physicians Kentucky Specialty Care LLC

1,720 mi

Surgery

1530 LONE OAK RD
Paducah, KY 42003

Reassigned Medicare billing, Kentucky enrollment
283 clinicians in this Medicare group

NPI 1700408093 (888) 696-3541

Imc-Diagnostic And Medical Clinic LLC

1,824 mi

Internal Medicine

1700 SPRINGHILL AVE, SUITE 100
Mobile, AL 36604

Reassigned Medicare billing, Alabama enrollment
210 clinicians in this Medicare group

NPI 1447201066 (251) 435-1200

Vincentian Physician Services LLC

1,853 mi

Family Medicine

810 SAINT VINCENT'S DRIVE, 3RD FLOOR; PHYSICIAN DEVELOPMENT DEPT
Birmingham, AL 35205

Reassigned Medicare billing, Alabama enrollment
263 clinicians in this Medicare group

NPI 1851698310 (205) 930-2346

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 18

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

86 services82 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

57 services57 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

46 services35 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

41 services41 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

35 services35 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

33 services33 patients

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.

25 services25 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

24 services24 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

22 services22 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.

20 services15 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

18 services15 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

17 services17 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

16 services16 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

16 services15 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

16 services16 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

15 services15 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

11 services11 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Heartland Regional Medical Center

Acute Care Hospitals · Marion, IL

2/5 CMS rating

OwnershipProprietary

CMS Certification Number140184

Location3333 W DeyoungMarion, IL 62959 · Williamson County

Emergency services

T J Samson Community Hospital

Acute Care Hospitals · Glasgow, KY

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number180017

Location1301 North Race StreetGlasgow, KY 42141 · Barren County

Emergency services Birthing friendly

Mercy Health - Lourdes Hospital

Acute Care Hospitals · Paducah, KY

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number180102

Location1530 Lone Oak RoadPaducah, KY 42003 · Mc Cracken County

Emergency services Birthing friendly

San Juan Regional Medical Center Inc

Acute Care Hospitals · Farmington, NM

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number320005

Location801 West Maple StreetFarmington, NM 87401 · San Juan County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93030 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

$140.72 typical visit price

range $62.32 – $185.36

Typical copayment $35.18 (range $15.58 – $46.34)

Most-billed visit code 99204

Established Patient

$108.74 typical visit price

range $20.68 – $151.85

Typical copayment $27.18 (range $5.17 – $37.96)

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 6

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

DR. DONALD MILLER MD

Internal Medicine (Gastroenterology)