Physician Profile
Unclaimed ProfileAbout BLOCH
Based in Walnut Creek, CA, Joy Sokolski Bloch, M.D. is listed in the NPI registry under internal medicine. Joy graduated from University of Arizona College of Medicine in 1995. Joy is also listed as specializing in geriatric medicine. Medicare claims data shows Joy provided 1,094 services to 850 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (925) 296-9720
- Email not available
Practice Locations
1450 TREAT BLVD SUITE 120A
Walnut Creek, CA 94597
Procedures Most Often Billed to Medicare
1,094 services · 850 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
71 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
49 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
44 |
| Sarscov2 vac 50 mcg/0.5ml im | Treatment | 91322 |
27 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
25 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
22 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
253 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
225 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
176 |
| 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' | Billing code | G2211 |
81 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 30 related providers in 4 groups
Other internal medicines in Walnut Creek 7
Same specialty, same city.
Trained at University of Arizona College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at University of Arizona College of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug or substance under skin or into muscle 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Bloch?
Dr. Bloch is an internal medicine in Walnut Creek, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Bloch's address?
Dr. Bloch is listed at 1450 TREAT BLVD SUITE 120A, Walnut Creek, CA 94597. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Bloch?
The number on file is (925) 296-9720. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Bloch?
Dr. Bloch's National Provider Identifier is 1740363167. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Bloch train?
Dr. Bloch attended University of Arizona College of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Bloch have?
Dr. Bloch has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Bloch perform?
According to Medicare billing data, Dr. Bloch provides treatments such as injection of drug or substance under skin or into muscle and admn sarscov2 vacc 1 dose, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Bloch's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bloch. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.