Chrystal Griffis, M.D.
NPI 1033379706 · Internal Medicine Physician · Mobile, AL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chrystal Griffis, M.D. is a Internal Medicine Physician provider in Mobile, AL (NPI 1033379706).
Provider details
- NPI number
- 1033379706
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 30373 (AL)
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
18 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
2,704 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 | 408 | $117 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 347 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 310 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 300 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 231 | $13 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 144 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 515 | 149 |
| Amlodipine Besylate | 473 | 130 |
| Levothyroxine Sodium | 396 | 99 |
| Pantoprazole Sodium | 227 | 70 |
| Omeprazole | 219 | 68 |
| Rosuvastatin Calcium | 195 | 66 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$832 across 45 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
- 2008-06-16
- Last updated
- 2017-10-25
Frequently asked questions
- What is Chrystal Griffis's NPI number?
- Chrystal Griffis's National Provider Identifier (NPI) is 1033379706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chrystal Griffis's specialty?
- Chrystal Griffis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chrystal Griffis located?
- Chrystal Griffis's practice location on file with NPPES is 6701 Airport Blvd, Mobile, AL 36608-6705.
- What is Chrystal Griffis's phone number?
- The practice phone number listed in the NPPES registry for Chrystal Griffis is (251) 633-8880.
- Does Chrystal Griffis accept Medicare?
- Chrystal Griffis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chrystal Griffis's NPI active?
- Yes — Chrystal Griffis's NPI (1033379706) is active in the NPPES registry as of the last update on 2017-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.