Dr. Alan D. Jacknow, MD
- Part D claims, 2020
- 17
- Industry payments
- $169
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- CA
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Jacknow's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alan D. Jacknow is an endocrinologist in California
Dr. Jacknow practices in California.
Dr. Jacknow's NPI, 1558420141, was assigned on December 8, 2006. Dr. Jacknow graduated from University Of Michigan Medical School in 1984. Dr. Jacknow's California license number on file is G55857.
- NPI
- 1558420141NPI Registry (opens in a new tab)
- NPI enumeration date
- December 8, 2006
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dmand AI tracks the EHR system at Dr. Alan D. Jacknow's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jacknow practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Jacknow's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alan D. Jacknow is one of 1,062 endocrinologists in California
Endocrinology, diabetes and metabolism is Dr. Jacknow's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Jacknow has a license on file in California.
Specialties and state licenses
- Endocrinology, diabetes and metabolism, CaliforniaPrimary
Endocrinologists near Dr. Jacknow
Counts of endocrinologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alan D. Jacknow's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Jacknow's median patient age at 59, with 0% women.
Dr. Jacknow's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Alan D. Jacknow wrote 17 Medicare Part D claims in 2020
In 2020, Dr. Jacknow wrote 17 Medicare Part D claims. They cover 1 drug, with $374 in total drug cost. In 2019, CMS named 227 claims across 10 drugs.
Dr. Jacknow's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 2272020: 1793%
Drugs named by CMS: 1 in 2020, 10 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Alan D. Jacknow received $169 in industry payments in 2017
CMS Open Payments shows 4 general payments to Dr. Jacknow from 2 drug and device companies in 2017. Food and beverage make up the largest share, 65% of the total. Medtronic MiniMed, Inc. paid the most, $110.
General payments to Dr. Jacknow by kind, 2017 to 2017
- Food and beverage$11065%
- Education$5935%
Companies that paid Dr. Jacknow the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alan D. Jacknow graduated from University Of Michigan Medical School
Dr. Jacknow graduated from University Of Michigan Medical School in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alan D. Jacknow's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Alan D. Jacknow
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Alan D. Jacknow's NPI number?
Dr. Alan D. Jacknow's NPI number is 1558420141. It was assigned on December 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alan D. Jacknow?
Dr. Alan D. Jacknow is an endocrinologist in California. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).
What is Dr. Alan D. Jacknow's medical license number?
Dr. Jacknow's California license number on file is G55857.
Where did Dr. Alan D. Jacknow go to medical school?
Dr. Jacknow graduated from University Of Michigan Medical School in 1984.
What drugs does Dr. Alan D. Jacknow prescribe most?
In 2020 Medicare Part D data, Dr. Jacknow's most prescribed drugs by claims were Veo Insulin Syringe.
Has Dr. Alan D. Jacknow received payments from drug or device companies?
CMS Open Payments shows $169 in general payments to Dr. Jacknow from 2 companies from 2017 to 2017. The largest total came from Medtronic MiniMed, Inc.
How long has Dr. Alan D. Jacknow been practicing?
Dr. Jacknow graduated from medical school in 1984, 42 years ago.
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