Grace Tidwell, MD
NPI 1437579786 · Family Medicine Physician · West Sacramento, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Tidwell, MD is a Family Medicine Physician provider in West Sacramento, CA (NPI 1437579786).
Provider details
- NPI number
- 1437579786
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 160389 (CA)
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
12 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
98 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) |
|---|---|---|
| Hemoglobin A1c Level83036 | 49 | $10 |
| Assessment of Emotional Or Behavioral Problems96127 | 21 | $5 |
| Urinalysis, Manual Test81002 | 16 | $3 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 12 | $15 |
Typical Medicare-allowed amounts for these services range $3–$15 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 119 | 35 |
| Levothyroxine Sodium | 57 | 17 |
| Amlodipine Besylate | 56 | 22 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 11 |
| Metformin Hcl | 40 | 14 |
| Lisinopril | 37 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-24
- Last updated
- 2021-12-02
- Certified
- 2021-12-02
Frequently asked questions
- What is Grace Tidwell's NPI number?
- Grace Tidwell's National Provider Identifier (NPI) is 1437579786, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Tidwell's specialty?
- Grace Tidwell is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Tidwell located?
- Grace Tidwell's practice location on file with NPPES is 155 15th St Ste a, West Sacramento, CA 95691-3737.
- What is Grace Tidwell's phone number?
- The practice phone number listed in the NPPES registry for Grace Tidwell is (916) 454-2345.
- Does Grace Tidwell accept Medicare?
- Grace Tidwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Tidwell's NPI active?
- Yes — Grace Tidwell's NPI (1437579786) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.