Dr. Alexander N. Fisher, MD
- Medicare services, 2024
- 100
- Medicare patients, 2024
- 253
- Hospital affiliations
- 2
- Industry payments
- $317
- Medical group
- 1
- Practice address
- 1000 Trancas St, Napa, CA 94558
- Practice phone
- Call (707) 252-4411
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fisher'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. Alexander N. Fisher is an anesthesiologist in Napa, California
Dr. Fisher practices at Providence Queen of the Valley Medical Center in Napa, California, part of Providence Health & Services.
Dr. Fisher's NPI, 1952498081, was assigned on October 9, 2006. Dr. Fisher graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1999. Dr. Fisher's Tennessee license number on file is MD37619.
- NPI
- 1952498081NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668450230
- NPI enumeration date
- October 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 252-4411
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander N. Fisher practices at Providence Queen of the Valley Medical Center in Napa, California
Dr. Fisher's primary practice is Providence Queen of the Valley Medical Center, at 1000 Trancas St, Napa, CA 94558 in Napa County. The practice phone is (707) 252-4411.
- Providence Queen of the Valley Medical Center1000 Trancas St, Napa, CA 94558 · Napa CountyPhone(707) 252-4411
Source: Dmand AI Affiliation Data
Dr. Alexander N. Fisher is affiliated with 2 sites of care and 1 medical group
Dr. Fisher's primary practice is Providence Queen of the Valley Medical Center in Napa, California, part of Providence Health & Services. Dr. Fisher is also affiliated with Healdsburg Hospital. The medical group on file is Anesthesia & Analgesia Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander N. Fisher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fisher practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Queen of the Valley Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander N. Fisher is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Fisher's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Fisher is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Fisher's licenses on file in 3 states: Tennessee, California and Illinois.
Specialties and state licenses
- Anesthesiology, TennesseePrimary
- California license
- Illinois license
Anesthesiologists near Dr. Fisher
Counts of anesthesiologists 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. Alexander N. Fisher billed Medicare for 100 services in 2024
CMS data shows 100 Medicare services from Dr. Fisher across 6 procedure codes in 2024, for 253 Medicare patients. Medicare paid $14,795 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fisher's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2392024: 10058%
Dr. Fisher compared with the California median for anesthesiologists, 2024
- Dr. Fisher
- California median
- Medicare services
- 100vs 7239% above
- Medicare patients
- 253vs 14377% above
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Fisher's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Fisher?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fisher and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander N. Fisher treated 253 Medicare patients in 2024, average age 75
CMS counts 253 Medicare patients who saw Dr. Fisher in 2024. The largest group is 75 to 84, with 109 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fisher's median patient age at 66, with 52% women.
Dr. Fisher's Medicare patients by age, 2024
Dr. Fisher's Medicare patients by sex, 2024
- Women11144%
- Men14256%
Chronic conditions among Dr. Fisher's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease39%
- Diabetes36%
- Mood disorders33%
- Chronic kidney disease30%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fisher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Alexander N. Fisher takes part in Medicare
Dr. Fisher accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Alexander N. Fisher received $317 in industry payments from 2017 to 2025
CMS Open Payments shows 5 general payments to Dr. Fisher from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic USA, Inc. paid the most, $261.
General payments to Dr. Fisher by program year, 2017 to 2025
Companies that paid Dr. Fisher the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alexander N. Fisher graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science
Dr. Fisher graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1999.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Alexander N. Fisher accepts plans from 6 insurance carriers
Dr. Fisher is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
Plan types Dr. Fisher accepts, by number of carriers
- PPO3
- Medicare2
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Alexander N. Fisher'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 |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Alexander N. Fisher
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. Alexander N. Fisher's NPI number?
Dr. Alexander N. Fisher's NPI number is 1952498081. It was assigned on October 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander N. Fisher?
Dr. Alexander N. Fisher is an anesthesiologist in Napa, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Alexander N. Fisher practice?
Dr. Fisher practices at 1000 Trancas St, Napa, CA 94558. Dr. Fisher's primary practice is Providence Queen of the Valley Medical Center in Napa, California, part of Providence Health & Services.
What is Dr. Alexander N. Fisher's office phone number?
The practice phone on file for Dr. Fisher is (707) 252-4411.
What is Dr. Alexander N. Fisher's medical license number?
Dr. Fisher's Tennessee license number on file is MD37619, one of the licenses on file in 3 states.
Which states has Dr. Alexander N. Fisher been licensed in?
Dmand AI has state licenses on file for Dr. Fisher in Tennessee (2003 to 2008), California (2008 to 2025) and Illinois (2000 to 2008).
Which hospitals is Dr. Alexander N. Fisher affiliated with?
Dr. Fisher practices at Providence Queen of the Valley Medical Center in Napa, California. Dr. Fisher is also affiliated with Healdsburg Hospital.
What medical group is Dr. Alexander N. Fisher part of?
Dr. Fisher is linked to Anesthesia & Analgesia Medical Group, Inc.
Does Dr. Alexander N. Fisher accept Medicare?
Yes. CMS data shows Dr. Fisher billed Medicare for 100 services in 2024, and Dr. Fisher accepts Medicare assignment.
How many Medicare patients does Dr. Alexander N. Fisher see?
CMS counts 253 Medicare patients who saw Dr. Fisher in 2024, with an average age of 75.
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Is Dr. Alexander N. Fisher board certified?
Yes. Dr. Fisher is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Alexander N. Fisher bill to Medicare?
In 2024, Dr. Fisher's most billed Medicare services were anesthesia (00142), anesthesia (00840) and anesthesia (00731).
Where did Dr. Alexander N. Fisher go to medical school?
Dr. Fisher graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1999.
Has Dr. Alexander N. Fisher received payments from drug or device companies?
CMS Open Payments shows $317 in general payments to Dr. Fisher from 4 companies from 2017 to 2025. The largest total came from Medtronic USA, Inc.
How long has Dr. Alexander N. Fisher been practicing?
Dr. Fisher graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Alexander N. Fisher accept?
Dr. Fisher is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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