MEDCARE ASSOCIATES PA
NPI 1508857939
Internal Medicine - Nephrology in Castroville, TX

NPI Status: Active since November 03, 2005

Contact Information

1051 HWY 90 E
CASTROVILLE, TX
ZIP 78009
Phone: (830) 931-3336
Fax: (830) 931-3508

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  • Organization
  • Internal Medicine
  • Nephrology
  • Accepts Insurance
  • CLIA Number: 45D0950954
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 08-12-2027

About MEDCARE ASSOCIATES PA

This page provides the complete NPI Profile along with additional information for Medcare Associates Pa, an internist established in Castroville, Texas operating as a Internal Medicine, focusing in nephrology . The healthcare provider is registered in the NPI registry with number 1508857939 assigned on November 2005. The practitioner's primary taxonomy code is 207RN0300X. The provider is registered as an organization and their NPI record was last updated April 2026. Medcare Associates Pa operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Mr. Saleh Jaafar Md (Owner)

NPI
1508857939
Provider Legal Name
MEDCARE ASSOCIATES PA
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
1051 HWY 90 E CASTROVILLE, TX 78009
Location Phone
(830) 931-3336
Location Fax
(830) 931-3508
Mailing Address
PO BOX 2870 BANDERA, TX 78003
Mailing Phone
(830) 796-7713
Mailing Fax
(830) 931-3508
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-03-2005
Last Update Date
04-05-2026
Code Navigator

An internist like Medcare Associates Pa is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Nephrology

Taxonomy Code
207RN0300X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

 
2207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

 
3207RG0100XAllopathic & Osteopathic Physicians

Internal Medicine
Gastroenterology

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MR. SALEH JAAFAR MD

Authorized Official Title
OWNER
Authorized Official Phone
(830) 796-7713

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
080784401MEDICAID (05)TX 

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
45D0950954
Facility Type
Physician Office
Certificate Effective Date
August 13, 2025
Certificate Expiration Date
August 12, 2027
Laboratory Director
SALEH N. JAAFAR
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Medcare Associates Pa in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1508857939, we treat the final digit (9) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
9
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 8 → 16 → 7 7 → 14 → 5 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 0 + 8 + 1 + 6 + 5 + 1 + 4 + 9 + 6 + 24 = 71

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1508857939.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Physician Assistant
1051 HWY 90 E
CASTROVILLE, TX 78009

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508857939, enumerated as an "organization" on November 03, 2005.

The provider is located at 1051 HWY 90 E CASTROVILLE, TX 78009 and the phone number is (830) 931-3336.

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas, Medicare and. Please consult your insurance carrier or call the provider to verify.