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DR. KARIM N NOORUDDIN M.D.
NPI 1386647253
Internal Medicine in Aransas Pass, TX

Active since May 24, 2005PECOS EnrolledAccepts Medicare Assignment
1711 W WHEELER AVE STE 1, ARANSAS PASS, TX 78336(361) 886-3025(361) 792-2650 Get Directions Write a Review

NPPES record last updated: October 24, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Karim N Nooruddin M.d. NPPES

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

DR. KARIM N NOORUDDIN M.D. (NPI 1386647253) is an individual internal medicine provider in Aransas Pass, Texas, licensed in Texas (J1011) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS, is affiliated with Christus Spohn Hospital Corpus Christi, and is a graduate of Other (1982).

NPPES Registry Identity

NPI1386647253
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. KARIM N NOORUDDINCredential: M.D.
Location Address1711 W WHEELER AVE STE 1Aransas Pass, TX 78336-4565
Mailing Address1711 W Wheeler Ave Ste 1Aransas Pass, TX 78336-4565 · (361) 884-2242 · Fax (361) 884-2243
Phone(361) 886-3025
Fax(361) 792-2650
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateMay 24, 2005
Last NPPES UpdateOctober 24, 2025
NPPES CertifiedOctober 24, 2025
✔ NPI 1386647253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · J1011
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.
Also ListedFamily MedicineTaxonomy 207Q00000X · License J1011 (TX)
Also ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License J1011 (TX)
1711 W WHEELER AVE STE 1, Aransas Pass, TX 78336
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Other Identifiers 1

Medicaid044241001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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. Karim N Nooruddin 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 ID2961314695
PECOS Enrollment IDI20070409000293
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 Karim Nooruddin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kidney Specialists Of South Texas, P.A.
17 mi
Nephrology
1521 S STAPLES ST, STE 601
Corpus Christi, TX 78404
  • Reassigned Medicare billing, Texas enrollment
  • 10 clinicians in this Medicare group
NPI 1699778068 (361) 887-8451
Amistad Community Health Center Incorporated
18 mi
Federally Qualified Health Center (FQHC)
1533 S. BROWNLEE BLVD., STE. 100
Corpus Christi, TX 78404
  • Reassigned Medicare billing, Texas enrollment
  • 36 clinicians in this Medicare group
NPI 1386770147 (361) 884-2242

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 13

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.
275 services135 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.
234 services82 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
180 services56 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
150 services99 patients
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490
Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.
89 services35 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.
57 services45 patients

Hospital Affiliations CMS Care Compare

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

Christus Spohn Hospital Corpus Christi

Acute Care Hospitals · Corpus Christi, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450046
Location600 Elizabeth StreetCorpus Christi, TX 78404 · Nueces County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78336 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
93%426 patients4/55-star benchmark: 100%
Diabetes: Medical Attention for Nephropathy
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
97%235 patients4/55-star benchmark: 99%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%1,355 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
95%740 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
0%1,152 patients1/55-star benchmark: 99%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
56%425 patients3/55-star benchmark: 90%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
94%611 patients4/55-star benchmark: 97%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
32%981 patients2/55-star benchmark: 88%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 100% · 399 patients
100%399 patients
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
53%1,152 patients3/55-star benchmark: 100%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 426 patients
1%426 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 4

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

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
4 suppliers48 claims3,375 services$0.30 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers25 claims3,000 services$0.18 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
4 suppliers33 claims33 services$17.79 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
4 suppliers50 claims52 services$12.39 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 3

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

AMISTAD COMMUNITY HEALTH CENTER INCORPORATED
Clinic/Center (Federally Qualified Health Center (FQHC))
1711 W WHEELER AVE STE 1
ARANSAS PASS, TX 78336
San Patricio County (361) 886-3025
HUMAYUN ANJUM,PLLC
Internal Medicine (Pulmonary Disease)
1711 W WHEELER AVE STE 1
ARANSAS PASS, TX 78336
San Patricio County (361) 885-7722
ZANORIA MD PLLC
Internal Medicine (Pulmonary Disease)
1711 W WHEELER AVE STE 1
ARANSAS PASS, TX 78336
San Patricio County (361) 885-7722

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 Nooruddin's NPI number?

The NPI number for Karim Nooruddin is 1386647253. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is Karim Nooruddin located?

Karim Nooruddin practices at 1711 W Wheeler Ave Ste 1, Aransas Pass, TX 78336. The listed phone number is (361) 886-3025.

What is Karim Nooruddin's specialty?

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

Is Karim Nooruddin enrolled in Medicare?

Yes. Karim Nooruddin 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 organizations bill Medicare for Karim Nooruddin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karim Nooruddin reassigns Medicare benefits to 2 organizations: Kidney Specialists Of South Texas, P.A. (Corpus Christi, TX) and Amistad Community Health Center Incorporated (Corpus Christi, TX). 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 Karim Nooruddin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karim Nooruddin accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Karim Nooruddin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Karim Nooruddin affiliated with any hospitals?

According to CMS data, Karim Nooruddin is affiliated with Christus Spohn Hospital Corpus Christi.

When was this NPI record last updated?

The NPPES record for Karim Nooruddin was last updated on October 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.