Shira Grock, MD
NPI 1871868968 · Endocrinology, Diabetes & Metabolism Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shira Grock, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Santa Monica, CA (NPI 1871868968).
Provider details
- NPI number
- 1871868968
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 136419 (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
14 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
1,097 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 306 | $139 |
| 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 | 214 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 158 | $82 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 122 | $16 |
| Hemoglobin A1c Level83036 | 65 | $10 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 214 | 66 |
| Metformin Hclbrand: Metformin Hcl Er | 115 | 37 |
| Alendronate Sodium | 103 | 30 |
| Semaglutidebrand: Ozempic | 87 | 20 |
| Metformin Hcl | 64 | 25 |
| Levothyroxine Sodiumbrand: Synthroid | 58 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-03-21
- Last updated
- 2024-12-16
- Certified
- 2024-12-11
Frequently asked questions
- What is Shira Grock's NPI number?
- Shira Grock's National Provider Identifier (NPI) is 1871868968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shira Grock's specialty?
- Shira Grock is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Shira Grock located?
- Shira Grock's practice location on file with NPPES is 2020 Santa Monica Blvd Ste 550, Santa Monica, CA 90404-2125.
- What is Shira Grock's phone number?
- The practice phone number listed in the NPPES registry for Shira Grock is (310) 828-1050.
- Does Shira Grock accept Medicare?
- Shira Grock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shira Grock's NPI active?
- Yes — Shira Grock's NPI (1871868968) is active in the NPPES registry as of the last update on 2024-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.