Marissa Maricel Mercado, MD
NPI 1649408667 · Family Medicine Physician · Hoschton, GA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Maricel Mercado, MD is a Family Medicine Physician provider in Hoschton, GA (NPI 1649408667).
Provider details
- NPI number
- 1649408667
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 067505 (GA)
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
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,362 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 | 299 | $119 |
| 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 | 279 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 238 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 119 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 105 | $85 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 98 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 374 | 115 |
| Levothyroxine Sodium | 297 | 63 |
| Amlodipine Besylate | 246 | 75 |
| Lisinopril | 232 | 72 |
| Losartan Potassium | 188 | 57 |
| Simvastatin | 184 | 51 |
| Hydrochlorothiazide | 139 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$275 across 14 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
Additional practice locations (1)
- 115 Towne Center PkwySuite #113Hoschton, GA 30548-2213Phone: (706) 658-2452Fax: (706) 658-2462
Registry dates
- Enumerated
- 2009-06-29
- Last updated
- 2021-03-22
- Certified
- 2021-03-22
Frequently asked questions
- What is Marissa Maricel Mercado's NPI number?
- Marissa Maricel Mercado's National Provider Identifier (NPI) is 1649408667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Maricel Mercado's specialty?
- Marissa Maricel Mercado is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Maricel Mercado located?
- Marissa Maricel Mercado's practice location on file with NPPES is 26 W Jackson Commons Dr, Hoschton, GA 30548-1897.
- What is Marissa Maricel Mercado's phone number?
- The practice phone number listed in the NPPES registry for Marissa Maricel Mercado is (770) 848-9190.
- Does Marissa Maricel Mercado accept Medicare?
- Marissa Maricel Mercado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Maricel Mercado's NPI active?
- Yes — Marissa Maricel Mercado's NPI (1649408667) is active in the NPPES registry as of the last update on 2021-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.