1. Home
  2. Directory
  3. Texas
  4. San Antonio
  5. Otolaryngology
  6. NPI Profile

DR. GREGORY IVAN KELTS MD
NPI 1144529066
Otolaryngology - Otolaryngology/Facial Plastic Surgery in San Antonio, TX

Active since March 17, 2011PECOS EnrolledAccepts Medicare Assignment
3320 OAKWELL CT, SAN ANTONIO, TX 78218(210) 829-5180(210) 829-5030 Get Directions Write a Review

NPPES record last updated: March 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 5, 2026, Jul 1, 2024, May 18, 2023 and 2 more (5 updates tracked since 2021).

About Dr. Gregory Ivan Kelts Md NPPES

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

DR. GREGORY IVAN KELTS MD (NPI 1144529066) is an individual otolaryngology/facial plastic surgery provider in San Antonio, Texas, licensed in Texas (U1311) and active in the NPI registry since March 2011. He is enrolled in Medicare PECOS, maintains 7 additional practice locations, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (2011).

NPPES Registry Identity

NPI1144529066
Entity TypeIndividualMale
Primary Taxonomy207YX0905X
Provider Legal NameDR. GREGORY IVAN KELTSCredential: MD
Location Address3320 OAKWELL CTSan Antonio, TX 78218-3128
Mailing Address3551 Roger Brooke DrSan Antonio, TX 78234-4504 · (443) 481-8687 · Fax (443) 481-8687
Phone(210) 829-5180
Fax(210) 829-5030
Sole ProprietorNo
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 2011
Enumeration DateMarch 17, 2011
Last NPPES UpdateMarch 5, 20265 updates tracked since enumeration
NPPES CertifiedMarch 5, 2026
✔ NPI 1144529066 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOtolaryngology · Otolaryngology/Facial Plastic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207YX0905X
License✔ Licensed in TX · U1311
Definition
An otolaryngologist who specializes in the diagnosis and surgical treatment of head and neck conditions.
Also ListedOtolaryngologyTaxonomy 207Y00000X · License U1311 (TX)
3320 OAKWELL CT, San Antonio, TX 78218
Open in Google Maps ↗

Secondary Practice Locations 7

Location 15000 Schertz Pkwy Ste 400Schertz, TX 78154-1457 · Phone (210) 829-5180 · Fax (210) 829-5030
Location 23551 Roger Brooke DrSan Antonio, TX 78234-4504 · Phone (443) 481-8687 · Fax (443) 481-8687
Location 33326 Oakwell CourtSAN ANTONIO, TX 78218 · Phone (210) 829-5180 · Fax (210) 829-5030
Location 48019 S New Braunfels Ste 120San Antonio, TX 78235-1069 · Phone (210) 829-5180
Location 53349 S Highway 181 Ste 13AKenedy, TX 78119-5247 · Phone (210) 829-5180
Location 61763 Medical Way Ste BNew Braunfels, TX 78132-5415 · Phone (210) 829-5180
Location 721727 I-10 W, 2nd Floor, Suite 202San Antonio, TX 78257 · Phone (210) 829-5180 · Fax (210) 829-5030

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. Gregory Ivan Kelts 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 ID7911298948
PECOS Enrollment IDI20230320002632
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

4

Medicare enrollment records show Gregory Kelts reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Texas Dermatology And Laser Specialists PLLC
Same address
Dermatology
3320 OAKWELL CT
San Antonio, TX 78218
  • Reassigned Medicare billing, Texas enrollment
  • 13 clinicians in this Medicare group
NPI 1053653949 (210) 829-5180
Group Health, Inc.
1,088 mi
General Practice
15350 ENGLISH AVE
Apple Valley, MN 55124
  • Reassigned Medicare billing, Minnesota enrollment
  • 2,274 clinicians in this Medicare group
NPI 1073668877 (952) 431-8583
Dlp Conemaugh Physician Practices LLC
1,313 mi
Family Medicine
339 W UNION ST
Somerset, PA 15501
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 771 clinicians in this Medicare group
NPI 1396151361 (814) 444-8300
Guthrie Medical Group, P.C.
1,453 mi
Family Medicine
110 PLAZA LN
Wellsboro, PA 16901
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Guthrie Medical Group PC
  • 830 clinicians in this Medicare group
NPI 1952350167 (570) 724-4241

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

Other Providers at the Same Location NPPES 14

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

TEXAS DERMATOLOGY AND LASER SPECIALISTS PLLC
Dermatology
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
MRS. JACQUELYN PHYLLIS REYNA-STOVALL RN, DNP, CNE, FNP-BC
Nurse Practitioner (Family)
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
KRISTEN NICOLE MCCORQUODALE PA-C
Physician Assistant (Medical)
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
DR. JOHN CALEB BROWNING MD
Dermatology
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
STELLA M. BULENGO M.D.
Dermatology
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
LORALYN WAFFUL PA-C
Physician Assistant (Medical)
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
DR. MITCHELL SCHOEN HEROLD MD
Dermatology
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180
STEPHANIE HEROLD PA-C
Physician Assistant
3320 OAKWELL CT
SAN ANTONIO, TX 78218
Bexar County (210) 829-5180

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 Gregory Kelts's NPI number?

The NPI number for Gregory Kelts is 1144529066. It was assigned to this individual provider in the NPPES registry on March 17, 2011.

Where is Gregory Kelts located?

Gregory Kelts practices at 3320 Oakwell Ct, San Antonio, TX 78218. The listed phone number is (210) 829-5180.

What is Gregory Kelts's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngology/Facial Plastic Surgery, with taxonomy code 207YX0905X.

Is Gregory Kelts enrolled in Medicare?

Yes. Gregory Kelts 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 Gregory Kelts's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Kelts reassigns Medicare benefits to 4 organizations: Texas Dermatology And Laser Specialists PLLC (San Antonio, TX), Group Health, Inc. (Apple Valley, MN), Dlp Conemaugh Physician Practices LLC (Somerset, PA) and Guthrie Medical Group, P.C. (Wellsboro, PA). 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 Gregory Kelts's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Kelts 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 4 other insurers list Gregory Kelts 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.

When was this NPI record last updated?

The NPPES record for Gregory Kelts was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.