NPPES file of Aug 9, 2026

Pamela Susan Giacalone, MD

Psychiatry Physician · Walnut Creek, CA

Pamela Susan Giacalone, MD is a psychiatry physician with a practice address in Walnut Creek, California, and NPI 1932441060, issued on Mar 27, 2013. Check the license (California A156449, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932441060
Name
Pamela Susan Giacalone
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
A156449 CA
270898 MA
Self-reported in NPPES; status is on the state search
Practice location
2970 Camino Diablo Ste 300, Walnut Creek, CA 94597
Phone
(925) 282-1778
Enumerated
Mar 27, 2013
Record last updated
Aug 28, 2024
Medicare enrollment
Enrolled (PECOS I20240910004121); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2013
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2970 Camino Diablo Ste 300

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jennifer Blum, PSYDClinical Psychologist1366820474
  2. Cindy Bolter, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1245459544
  3. Andrea Brackett, PMHNPPsychiatric/Mental Health Nurse Practitioner1457802068
  4. Maria Emma Castro Lacouture, M.D.Psychiatry Physician1043469687
  5. Keren Dietz Roberts, PMHNPPsychiatric/Mental Health Nurse Practitioner1487319786
  6. Deborah Sue Duell-Stephens, LMFTMarriage & Family Therapist1609166750

Verify Pamela Susan Giacalone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A156449
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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95% fewer Medicare Part D claims than the average psychiatry physician in 2024

45 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Pamela Giacalone45
  2. Specialty average1,000

Most prescribed

  1. Lamotrigine15 claims
  2. Vraylar11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Pacific Coast Psychiatric Associates IncWalnut Creek, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Pamela Susan Giacalone among 8,673 psychiatry physician records in California

Pamela Susan Giacalone, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 69% of them.

  • NPI issued2013 · 69% of these records are older, 29% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2013 · median 2005 among the 3,295 with a school on file
  • Record last updated2024 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

67 psychiatry physician records list a practice address in Walnut Creek

They are 67 of the 6,170 NPPES records with a practice address in Walnut Creek, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Padmalatha Akkireddi, M.D.Walnut Creek, CA 945971881869659
  2. Yousuf Allawala, M.D.Walnut Creek, CA 945971497709810
  3. Indulatha Aramandla, M.D.Walnut Creek, CA 945971295831014
  4. Raghunath Bansal, M.D.Walnut Creek, CA 945971255445086
  5. Maria Emma Castro Lacouture, M.D.Walnut Creek, CA 945971043469687
  6. Hina Fullar, M.DWalnut Creek, CA 945971356518211
  7. Jean Gauvin, M.D.Walnut Creek, CA 945971689801912
  8. Vikrant Mittal, MBBS, MD, MHSWalnut Creek, CA 945971194907584

Common questions

What is Pamela Susan Giacalone, MD's NPI number?

Pamela Susan Giacalone, MD's National Provider Identifier (NPI) is 1932441060, issued on Mar 27, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Pamela Susan Giacalone, MD located?

The NPPES record lists a practice address at 2970 Camino Diablo Ste 300, Walnut Creek, CA, 94597. Phone: (925) 282-1778. Providers update this record themselves, so call before visiting.

How can I verify Pamela Susan Giacalone, MD's license?

NPPES lists California license number A156449, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Pamela Susan Giacalone, MD prescribe under Medicare Part D?

In 2024, Pamela Susan Giacalone, MD had 45 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.