Kalpana Nathan, MD
Forensic Psychiatry Physician · Menlo Park, CA
Kalpana Nathan, MD is a forensic psychiatry physician with a practice address in Menlo Park, California, and NPI 1245345248, issued on Aug 20, 2006. Check the license (California A48816, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kalpana Nathan
- Credential
- MD
- Primary taxonomy
- Forensic Psychiatry Physician 2084F0202X
- License number
- A48816 CA
Self-reported in NPPES; status is on the state search - Practice location
- 795 Willow RD Bldg 321, Menlo Park, CA 94025
- Phone
- (650) 493-5000
- Enumerated
- Aug 20, 2006
- Record last updated
- Sep 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20080610000519); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest forensic psychiatry physician records → All 109 in California → Look up another NPI →
Verify Kalpana Nathan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A48816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average forensic psychiatry physician in 2024
36 Medicare Part D claims for 11 beneficiaries, against an average of 803 among the 199 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF California San FranciscoSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kalpana Nathan among 109 forensic psychiatry physician records in California
Kalpana Nathan, MD is one of 109 forensic psychiatry physician records with a practice address in California. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 49% newer
- In a Medicare fileYes · 41% of these records are
- In the CMS Doctors and Clinicians fileYes · 14% of these records are
- Graduated1985 · median 1997 among the 15 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084F0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Forensic Psychiatry Physician providers in California
There are 109 forensic psychiatry physician records in California.
All 109 in California → Every provider in Menlo Park → Forensic Psychiatry Physician nationwide →
The 8 forensic psychiatry physician records with the nearest ZIP codes
- Brad Novak, M.D.Belmont, CA 940021437125671
- Katrina Peters, MDSan Francisco, CA 941101770651770
- Laurie Richer, DOSan Francisco, CA 941101215005202
- Loren Roth, M.D.San Francisco, CA 941101326246885
- Jeffrey Gould, MDSan Francisco, CA 941171669532404
- Bobby SinghSan Francisco, CA 941211265537450
- Renee Binder, M.D.San Francisco, CA 941431235173394
- John Chamberlain, M.D.San Francisco, CA 941431114036480
Common questions
What is Kalpana Nathan, MD's NPI number?
Kalpana Nathan, MD's National Provider Identifier (NPI) is 1245345248, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kalpana Nathan, MD located?
The NPPES record lists a practice address at 795 Willow RD Bldg 321, Menlo Park, CA, 94025. Phone: (650) 493-5000. Providers update this record themselves, so call before visiting.
How can I verify Kalpana Nathan, MD's license?
NPPES lists California license number A48816, 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 Kalpana Nathan, MD prescribe under Medicare Part D?
In 2024, Kalpana Nathan, MD had 36 Medicare Part D claims for 11 beneficiaries; the average among forensic psychiatry physician prescribers was 803. Part D covers Medicare prescriptions only.
What is Kalpana Nathan, MD's MIPS final score?
The 2023 MIPS final score is 83.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.