Michael Shrock, D.O.
NPI 1578545968 · Family Medicine Physician · Philadelphia, MS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Shrock, D.O. is a Family Medicine Physician provider in Philadelphia, MS (NPI 1578545968).
Provider details
- NPI number
- 1578545968
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 11315 (MS)
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
20 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
123 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) |
|---|---|---|
| X-Ray of Chest, 2 Views71046 | 33 | $19 |
| Testing for Presence of Drug, Read By Direct Observation80305 | 22 | $12 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 20 | $34 |
| X-Ray of Knee, 1-2 Views73560 | 19 | $22 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 16 | $16 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 13 | $33 |
Typical Medicare-allowed amounts for these services range $12–$34 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 147 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 325 | 93 |
| Omeprazole | 301 | 77 |
| Rosuvastatin Calcium | 291 | 83 |
| Levothyroxine Sodium | 264 | 61 |
| Gabapentin | 253 | 57 |
| Montelukast Sodium | 213 | 53 |
| Atorvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$957 across 52 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
- 2005-11-19
- Last updated
- 2024-12-30
- Certified
- 2024-12-30
Frequently asked questions
- What is Michael Shrock's NPI number?
- Michael Shrock's National Provider Identifier (NPI) is 1578545968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Shrock's specialty?
- Michael Shrock is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Shrock located?
- Michael Shrock's practice location on file with NPPES is 1056 Holland Ave, Philadelphia, MS 39350-9121.
- What is Michael Shrock's phone number?
- The practice phone number listed in the NPPES registry for Michael Shrock is (601) 656-8545.
- Does Michael Shrock accept Medicare?
- Michael Shrock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Shrock's NPI active?
- Yes — Michael Shrock's NPI (1578545968) is active in the NPPES registry as of the last update on 2024-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.