Gregory Nieckula, D.O.
NPI 1164716734 · Internal Medicine Physician · Signal Mountain, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Nieckula, D.O. is a Internal Medicine Physician provider in Signal Mountain, TN (NPI 1164716734).
Provider details
- NPI number
- 1164716734
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 2524 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,754 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 647 | $113 |
| 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 | 327 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 244 | $114 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 141 | $13 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 138 | $95 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 174 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 757 | 140 |
| Levothyroxine Sodium | 591 | 110 |
| Amlodipine Besylate | 544 | 112 |
| Losartan Potassium | 520 | 110 |
| Omeprazole | 371 | 78 |
| Lisinopril | 348 | 77 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-01
- Last updated
- 2014-08-01
Frequently asked questions
- What is Gregory Nieckula's NPI number?
- Gregory Nieckula's National Provider Identifier (NPI) is 1164716734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Nieckula's specialty?
- Gregory Nieckula is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Nieckula located?
- Gregory Nieckula's practice location on file with NPPES is 1238 Taft Highway, Signal Mountain, TN 37377-3295.
- What is Gregory Nieckula's phone number?
- The practice phone number listed in the NPPES registry for Gregory Nieckula is (423) 886-2004.
- Does Gregory Nieckula accept Medicare?
- Gregory Nieckula is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Nieckula's NPI active?
- Yes — Gregory Nieckula's NPI (1164716734) is active in the NPPES registry as of the last update on 2014-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.