Dr. Zubia Syed Ahmad, MD
- Medicare services, 2019
- 29
- Part D claims, 2024
- 382
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 4
- Practice address
- 1 Quality Dr, Vacaville, CA 95688
- Practice phone
- Call (707) 624-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Vacaville Medical Center
Vacaville, California
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Dr. Zubia Syed Ahmad is an internist in Vacaville, California
Dr. Ahmad practices at Kaiser Permanente - Vacaville Medical Center in Vacaville, California.
Dr. Ahmad's NPI, 1265879522, was assigned on May 28, 2013. Dr. Ahmad graduated from VCU School of Medicine in 2013. Dr. Ahmad holds California license A151558.
- NPI
- 1265879522NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688803448
- NPI enumeration date
- May 28, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 624-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zubia Syed Ahmad practices at Kaiser Permanente - Vacaville Medical Center in Vacaville, California
Dr. Ahmad's primary practice is Kaiser Permanente - Vacaville Medical Center, at 1 Quality Dr, Vacaville, CA 95688 in Solano County. The practice phone is (707) 624-4000.
- Kaiser Permanente - Vacaville Medical Center1 Quality Dr, Vacaville, CA 95688 · Solano CountyPhone(707) 624-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Zubia Syed Ahmad is affiliated with 2 sites of care and 1 medical group
Dr. Ahmad's primary practice is Kaiser Permanente - Vacaville Medical Center in Vacaville, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Ahmad to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Zubia Syed Ahmad's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahmad practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Vacaville 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. Zubia Syed Ahmad is one of 16,751 internists in California
Internal medicine is Dr. Ahmad's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Ahmad's licenses on file in 4 states: California, Maryland, Pennsylvania and Virginia.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Anesthesiology, Maryland
- Pennsylvania license
- Virginia license
Clinical focus
Dmand AI lists hemorrhoids among the conditions Dr. Ahmad treats.
Internists near Dr. Ahmad
Counts of internists 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. Zubia Syed Ahmad billed Medicare for 29 services in 2019
CMS data shows 29 Medicare services from Dr. Ahmad across 1 procedure code in 2019, all of them office visits. Medicare paid $1,665 for them. Every service was in an office.
Dr. Ahmad's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 1262019: 2977%
- Tests and treatments
- 2018: 352019: 0100%
- Other services
- 2018: 402019: 0100%
Dr. Ahmad compared with the California median for internists, 2019
- Dr. Ahmad
- California median
- Medicare services
- 29vs 36192% below
- Part D claims
- 194vs 42154% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Ahmad's most billed Medicare procedure codes, 2019
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ahmad and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Zubia Syed Ahmad's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Ahmad's median patient age at 41, with 65% women.
Dr. Ahmad's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women65%
- Men34%
Source: Dmand AI Patient Panel Data
Dr. Zubia Syed Ahmad wrote 382 Medicare Part D claims in 2024
In 2024, Dr. Ahmad wrote 382 Medicare Part D claims for 326 patients. 60% of them were for generic drugs. CMS names the drug for 194 of them, across 5 drugs with 11 or more claims each, at $863 in total drug cost. In 2023, CMS named 387 claims across 15 drugs.
Dr. Ahmad's Part D claims by kind of drug, 2024
- Generic231 claims60%
- Brand-name and other151 claims40%
Dr. Ahmad's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Ahmad's Part D claims, 2024
- Antibiotics14%52 of 382 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3872024: 19450%
Drugs named by CMS: 5 in 2024, 15 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Zubia Syed Ahmad takes part in Medicare
Dr. Ahmad 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. Zubia Syed Ahmad graduated from VCU School of Medicine
Dr. Ahmad graduated from VCU School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Zubia Syed Ahmad'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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 |
| 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. Zubia Syed Ahmad
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. Zubia Syed Ahmad's NPI number?
Dr. Zubia Syed Ahmad's NPI number is 1265879522. It was assigned on May 28, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Zubia Syed Ahmad?
Dr. Zubia Syed Ahmad is an internist in Vacaville, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Zubia Syed Ahmad practice?
Dr. Ahmad practices at 1 Quality Dr, Vacaville, CA 95688. Dr. Ahmad's primary practice is Kaiser Permanente - Vacaville Medical Center in Vacaville, California. Dmand AI also links Dr. Ahmad to 1 group practice or clinic.
What is Dr. Zubia Syed Ahmad's office phone number?
The practice phone on file for Dr. Ahmad is (707) 624-4000.
What is Dr. Zubia Syed Ahmad's medical license number?
Dr. Ahmad holds California license A151558, one of the licenses on file in 4 states.
Which states has Dr. Zubia Syed Ahmad been licensed in?
Dmand AI has state licenses on file for Dr. Ahmad in California (2017 to 2027), Maryland, Pennsylvania (2024 to 2026) and Virginia (2014 to 2015).
What medical group is Dr. Zubia Syed Ahmad part of?
Dr. Ahmad is linked to The Permanente Medical Group, Inc.
Does Dr. Zubia Syed Ahmad accept Medicare?
Yes. CMS data shows Dr. Ahmad billed Medicare for 29 services in 2019, and Dr. Ahmad accepts Medicare assignment.
What services does Dr. Zubia Syed Ahmad bill to Medicare?
In 2019, Dr. Ahmad's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Zubia Syed Ahmad go to medical school?
Dr. Ahmad graduated from VCU School of Medicine in 2013.
What drugs does Dr. Zubia Syed Ahmad prescribe most?
In 2024 Medicare Part D data, Dr. Ahmad's most prescribed drugs by claims were Paxlovid, Amoxicillin-Clavulanate Potass and Atorvastatin Calcium.
How long has Dr. Zubia Syed Ahmad been practicing?
Dr. Ahmad graduated from medical school in 2013, 13 years ago.
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