Dr. Catherine S. Fehrmann, MD
- Medicare services, 2024
- 579
- Medicare patients, 2024
- 31
- Insurance carriers
- 12
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 111 2nd St, Sausalito, CA 94965
- Practice phone
- Call (415) 459-9200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Fehrmann'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. Catherine S. Fehrmann is a general practice physician in Sausalito, California
Dr. Fehrmann practices in Sausalito, California.
Dr. Fehrmann's NPI, 1629169776, was assigned on September 27, 2006. Dr. Fehrmann graduated from The Robert Larner, M.D. College of Medicine in 1991. Dr. Fehrmann's California license number on file is A052096.
- NPI
- 1629169776NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476913765
- NPI enumeration date
- September 27, 2006
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (415) 459-9200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Catherine S. Fehrmann's practice address is in Sausalito, California
Dr. Fehrmann's practice address in the NPI Registry is 111 2nd St, Sausalito, CA 94965, in Marin County. The practice phone is (415) 459-9200.
- NPI Registry address111 2nd St, Sausalito, CA 94965 · Marin CountyPhone(415) 459-9200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Catherine S. Fehrmann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fehrmann practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Fehrmann's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Catherine S. Fehrmann is one of 1,526 general practice physicians in California
General practice is Dr. Fehrmann's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Fehrmann has a license on file in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Fehrmann
Counts of general practice physicians 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. Catherine S. Fehrmann billed Medicare for 579 services in 2024
CMS data shows 579 Medicare services from Dr. Fehrmann across 3 procedure codes in 2024, for 31 Medicare patients. Medicare paid $32,977 for them. Every service was in an office.
Dr. Fehrmann's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 1292024: 455253%
- Office and hospital visits
- 2023: 332024: 124276%
Dr. Fehrmann compared with the California median for general practice physicians, 2024
- Dr. Fehrmann
- California median
- Medicare services
- 579vs 2622.2 times
- Medicare patients
- 31vs 13677% below
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Fehrmann'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Catherine S. Fehrmann treated 31 Medicare patients in 2024, average age 76
CMS counts 31 Medicare patients who saw Dr. Fehrmann in 2024. The largest group is 75 to 84, with 18 patients. 75% of them have high cholesterol, and 55% have high blood pressure. Their average risk score is 0.84, where 1.00 is the Medicare average.
Dr. Fehrmann's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Fehrmann's Medicare patients, 2024
- High cholesterol75%
- High blood pressure55%
- Mood disorders42%
- Depression39%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Catherine S. Fehrmann offers telehealth to Medicare patients
CMS lists Dr. Fehrmann as offering telehealth.
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Catherine S. Fehrmann graduated from The Robert Larner, M.D. College of Medicine
Dr. Fehrmann graduated from The Robert Larner, M.D. College of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Catherine S. Fehrmann accepts plans from 12 insurance carriers
Dr. Fehrmann is in network with 12 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Elevance
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Dr. Fehrmann accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Catherine S. Fehrmann'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 | Medicare 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) |
| 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. Catherine S. Fehrmann
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. Catherine S. Fehrmann's NPI number?
Dr. Catherine S. Fehrmann's NPI number is 1629169776. It was assigned on September 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine S. Fehrmann?
Dr. Catherine S. Fehrmann is a general practice physician in Sausalito, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Catherine S. Fehrmann practice?
Dr. Fehrmann practices at 111 2nd St, Sausalito, CA 94965.
What is Dr. Catherine S. Fehrmann's office phone number?
The practice phone on file for Dr. Fehrmann is (415) 459-9200.
What is Dr. Catherine S. Fehrmann's medical license number?
Dr. Fehrmann's California license number on file is A052096.
Does Dr. Catherine S. Fehrmann accept Medicare?
Yes. CMS data shows Dr. Fehrmann billed Medicare for 579 services in 2024.
Does Dr. Catherine S. Fehrmann offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fehrmann as offering telehealth services.
How many Medicare patients does Dr. Catherine S. Fehrmann see?
CMS counts 31 Medicare patients who saw Dr. Fehrmann in 2024, with an average age of 76.
What services does Dr. Catherine S. Fehrmann bill to Medicare?
In 2024, Dr. Fehrmann's most billed Medicare services were medicare service (G2212), office visit, established patient (99215) and medicare service (G2211).
Where did Dr. Catherine S. Fehrmann go to medical school?
Dr. Fehrmann graduated from The Robert Larner, M.D. College of Medicine in 1991.
How long has Dr. Catherine S. Fehrmann been practicing?
Dr. Fehrmann graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Catherine S. Fehrmann accept?
Dr. Fehrmann is in network with 12 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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