Kathryn Greiner, M.D.
NPI 1548556269 · Family Medicine Physician · College Station, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Greiner, M.D. is a Family Medicine Physician provider in College Station, TX (NPI 1548556269).
Provider details
- NPI number
- 1548556269
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- P5072 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,014 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 437 | $121 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 168 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 143 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 105 | $9 |
| Administration of Influenza Virus VaccineG0008 | 56 | $25 |
| Automated Urinalysis Test81003 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 342 | 103 |
| Levothyroxine Sodium | 233 | 68 |
| Losartan Potassium | 210 | 64 |
| Amlodipine Besylate | 198 | 60 |
| Lisinopril | 195 | 54 |
| Pantoprazole Sodium | 176 | 55 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-21
- Last updated
- 2021-12-10
- Certified
- 2021-12-10
Frequently asked questions
- What is Kathryn Greiner's NPI number?
- Kathryn Greiner's National Provider Identifier (NPI) is 1548556269, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Greiner's specialty?
- Kathryn Greiner is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Greiner located?
- Kathryn Greiner's practice location on file with NPPES is 1700 University Dr E, College Station, TX 77840-2661.
- What is Kathryn Greiner's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Greiner is (979) 691-3300.
- Does Kathryn Greiner accept Medicare?
- Kathryn Greiner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Greiner's NPI active?
- Yes — Kathryn Greiner's NPI (1548556269) is active in the NPPES registry as of the last update on 2021-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.