Dr. Crystal Ann Fox, MD
- Medicare services, 2024
- 256
- Medicare patients, 2024
- 108
- Part D claims, 2024
- 120
- MIPS score, 2024
- 98
- Hospital affiliations
- 1
- Practice address
- 22 Bramhall St, Portland, ME 04102
- Practice phone
- Call (207) 662-0111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fox's professional email, personal email and mobile number
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Dr. Crystal Ann Fox is a hospitalist in Portland, Maine
Dr. Fox practices at MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth.
Dr. Fox's NPI, 1528302064, was assigned on November 21, 2012. Dr. Fox holds Maine license MD22907.
- NPI
- 1528302064NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981925815
- NPI enumeration date
- November 21, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 662-0111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Crystal Ann Fox practices at MaineHealth Maine Medical Center in Portland, Maine
Dr. Fox's primary practice is MaineHealth Maine Medical Center, at 22 Bramhall St, Portland, ME 04102 in Cumberland County. The practice phone is (207) 662-0111.
- MaineHealth Maine Medical Center22 Bramhall St, Portland, ME 04102 · Cumberland CountyPhone(207) 662-0111
Source: Dmand AI Affiliation Data
Dr. Crystal Ann Fox is affiliated with 1 site of care and 2 medical groups
Dr. Fox's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Fox to 1 more medical group, named with a free account. Dr. Fox's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Crystal Ann Fox's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fox practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Maine Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Crystal Ann Fox is one of 180 hospitalists in Maine
Hospitalist is Dr. Fox's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dmand AI has Dr. Fox's licenses on file in 2 states: Maine and Illinois.
Specialties and state licenses
- Hospitalist, MainePrimary
- Internal medicine, Illinois
Hospitalists near Dr. Fox
Counts of hospitalists 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. Crystal Ann Fox billed Medicare for 256 services in 2024
CMS data shows 256 Medicare services from Dr. Fox across 4 procedure codes in 2024, for 108 Medicare patients. Medicare paid $21,331 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fox's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2012024: 25627%
Dr. Fox compared with the Maine median for hospitalists, 2024
- Dr. Fox
- Maine median
- Medicare services
- 256vs 263Close to median
- Medicare patients
- 108vs 12413% below
- Part D claims
- 25vs 5454% below
Medians across 182 hospitalists in Maine with Dmand AI profiles that report each measure.
Dr. Fox'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. Crystal Ann Fox treated 108 Medicare patients in 2024, average age 72
CMS counts 108 Medicare patients who saw Dr. Fox in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 47% are also on Medicaid. Their average risk score is 2.81, 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. Fox's median patient age at 72, with 46% women.
Dr. Fox's Medicare patients by age, 2024
Dr. Fox's Medicare patients by sex, 2024
- Women6257%
- Men4643%
Chronic conditions among Dr. Fox's Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Mood disorders56%
- Depression53%
- Anxiety52%
- Arthritis45%
- Chronic kidney disease45%
- Heart failure44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fox's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Crystal Ann Fox wrote 120 Medicare Part D claims in 2024
In 2024, Dr. Fox wrote 120 Medicare Part D claims for 35 patients. 83% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $7,183 in total drug cost. In 2018, CMS named 12 claims across 1 drug.
Dr. Fox's Part D claims by kind of drug, 2024
- Generic99 claims83%
- Brand-name and other21 claims18%
Dr. Fox'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.
Drug classes CMS tracks in Dr. Fox's Part D claims, 2024
- Antibiotics23%28 of 120 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, 2018 to 2020
- 2018
- 2020
- Claims for drugs CMS names
- 2018: 122020: 25108%
Drugs named by CMS: 2 in 2020, 1 in 2018.
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
Dr. Crystal Ann Fox scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Fox for performance year 2024, reported through an alternative payment model (APM). Dr. Fox accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Fox's MIPS scores, performance year 2024
- 98of 100Final score
- 83.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. Crystal Ann Fox'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) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Crystal Ann Fox
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. Crystal Ann Fox's NPI number?
Dr. Crystal Ann Fox's NPI number is 1528302064. It was assigned on November 21, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Crystal Ann Fox?
Dr. Crystal Ann Fox is a hospitalist in Portland, Maine. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Crystal Ann Fox practice?
Dr. Fox practices at 22 Bramhall St, Portland, ME 04102. Dr. Fox's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dmand AI also links Dr. Fox to 1 medical group.
What is Dr. Crystal Ann Fox's office phone number?
The practice phone on file for Dr. Fox is (207) 662-0111.
What is Dr. Crystal Ann Fox's medical license number?
Dr. Fox holds Maine license MD22907, one of the licenses on file in 2 states.
Which states has Dr. Crystal Ann Fox been licensed in?
Dmand AI has state licenses on file for Dr. Fox in Maine and Illinois.
Which hospitals is Dr. Crystal Ann Fox affiliated with?
Dr. Fox practices at MaineHealth Maine Medical Center in Portland, Maine.
What medical group is Dr. Crystal Ann Fox part of?
Dr. Fox is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Fox to 1 more medical group.
Does Dr. Crystal Ann Fox accept Medicare?
Yes. CMS data shows Dr. Fox billed Medicare for 256 services in 2024, and Dr. Fox accepts Medicare assignment.
What is Dr. Crystal Ann Fox's MIPS score?
Dr. Fox's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
Show 4 more questionsShow fewer questions
How many Medicare patients does Dr. Crystal Ann Fox see?
CMS counts 108 Medicare patients who saw Dr. Fox in 2024, with an average age of 72.
What services does Dr. Crystal Ann Fox bill to Medicare?
In 2024, Dr. Fox's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
What drugs does Dr. Crystal Ann Fox prescribe most?
In 2020 Medicare Part D data, Dr. Fox's most prescribed drugs by claims were Eliquis and Metoprolol Succinate.
How long has Dr. Crystal Ann Fox been practicing?
Dr. Fox graduated from medical school in 2012, 14 years ago.
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