Melissa Gaines, MD
NPI 1376557264 · Internal Medicine Physician · Springfield, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Gaines, MD is a Internal Medicine Physician provider in Springfield, MO (NPI 1376557264).
Provider details
- NPI number
- 1376557264
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2015014884 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
2,127 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 | 568 | $118 |
| 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 | 540 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 389 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 262 | $167 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 83 | $13 |
| Telephone Medical Discussion With Physician, 5-10 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 214 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 994 | 229 |
| Atorvastatin Calcium | 831 | 226 |
| Amlodipine Besylate | 613 | 155 |
| Lisinopril | 572 | 145 |
| Omeprazole | 557 | 135 |
| Gabapentin | 544 | 115 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,909 across 59 records (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
- 2006-07-28
- Last updated
- 2021-05-20
- Certified
- 2021-05-20
Frequently asked questions
- What is Melissa Gaines's NPI number?
- Melissa Gaines's National Provider Identifier (NPI) is 1376557264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Gaines's specialty?
- Melissa Gaines is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Gaines located?
- Melissa Gaines's practice location on file with NPPES is 3525 S National Ave Ste 207, Springfield, MO 65807-7315.
- What is Melissa Gaines's phone number?
- The practice phone number listed in the NPPES registry for Melissa Gaines is (417) 269-9220.
- Does Melissa Gaines accept Medicare?
- Melissa Gaines is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Gaines's NPI active?
- Yes — Melissa Gaines's NPI (1376557264) is active in the NPPES registry as of the last update on 2021-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.