DR. MARY ELIZABETH GELDERNICK MD
NPI 1104987510
Obstetrics & Gynecology in New Braunfels, TX

NPI Status: Active since December 12, 2006

Contact Information

505 N UNION AV
NEW BRAUNFELS, TX
ZIP 78130
Phone: (830) 629-6462
Fax: (830) 629-9101

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  • Individual
  • Female
  • Obstetrics & Gynecology
  • Accepts Insurance
  • Opted-Out Medicare
  • CLIA Number: 45D0916306
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-18-2026

About MARY GELDERNICK

This page provides the complete NPI Profile along with additional information for Mary Geldernick, a women's health care provider established in New Braunfels, Texas with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1104987510 assigned on December 2006. The practitioner's primary taxonomy code is 207V00000X with license number H9946 TEXAS (TX). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1104987510
Provider Name
DR. MARY ELIZABETH GELDERNICK MD
Gender
Female
Entity Type
Individual
Location Address
505 N UNION AV NEW BRAUNFELS, TX 78130
Location Phone
(830) 629-6462
Location Fax
(830) 629-9101
Mailing Address
505 N UNION AV NEW BRAUNFELS, TX 78130
Mailing Phone
(830) 629-6462
Mailing Fax
(830) 629-9101
Is Sole Proprietor?
No
Enumeration Date
12-12-2006
Last Update Date
07-08-2007
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Women's health care providers like Mary Geldernick treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Mary Geldernick opted out of Medicare effective on 07-02-2024 until 07-02-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
H9946 TEXAS
License State
TX
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

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
  • CHRISTUS Bronze (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze + Dental & Vision (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential - HMO
  • CHRISTUS Bronze Essential (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential + Dental & Vision (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential Plus - HMO
  • CHRISTUS Catastrophic (3 Free PCP visits) - HMO
  • CHRISTUS Gold - HMO
  • CHRISTUS Gold + Dental & Vision + Fitness ($0 Deductible, $5 PCP, $0 Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold + Fitness ($0 Deductible, $5 PCP, $0 Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential - HMO
  • CHRISTUS Gold Essential ($0 Rx Deductible, $5 PCP, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential + Dental & Vision ($0 Rx Deductible, $5 PCP, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential Plus - HMO
  • CHRISTUS Gold Plus - HMO
  • CHRISTUS Silver Essential - HMO
  • CHRISTUS Silver Essential 70 ($5 PCP, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Silver Essential 70 + Dental & Vision ($5 PCP, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Silver Essential Plus - HMO
  • CHRISTUS Standard Expanded Bronze - 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.

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.

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
00T78BOTHER (01)BLUE CROSS
T78BMEDICARE ID-TYPE UNSPECIFIED (04) 
F78515MEDICARE UPIN (02) 

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 07-02-2024

  • Opt-Out End Date: 07-02-2026

  • Eligible to Order and Refer? No

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
45D0916306
Facility Type
Physician Office
Certificate Effective Date
June 19, 2024
Certificate Expiration Date
June 18, 2026
Laboratory Director
MARY E. GELDERNICK
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Mary Geldernick 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 1104987510, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
1
Doubled → 2
Check
0
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 9 → 18 → 9 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 8 + 8 + 1 + 4 + 5 + 2 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1104987510.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104987510, enumerated as an "individual" on December 12, 2006.

The provider is located at 505 N UNION AV NEW BRAUNFELS, TX 78130 and the phone number is (830) 629-6462.

Obstetrics & Gynecology with taxonomy code 207V00000X.

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