Neuromodulation
Dr. John M. Huffman Jr., MD
- Medicare services, 2024
- 3,346
- Medicare patients, 2024
- 219
- Part D claims, 2024
- 1,244
- Publications
- 1
- Clinical trials
- 2
- Practice address
- 166 Defense Hwy, Annapolis, MD 21401
- Practice phone
- Call (410) 643-1999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Annapolis Surgery Pavilion, LLC.
Annapolis, Maryland
Find Dr. Huffman'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. John M. Huffman Jr. is an anesthesiologist in Annapolis, Maryland
Dr. Huffman practices at Annapolis Surgery Pavilion, LLC. in Annapolis, Maryland.
Dr. Huffman's NPI, 1194782243, was assigned on May 1, 2006. Dr. Huffman graduated from Wake Forest School of Medicine in 1989. Dr. Huffman holds Virginia license 0101268577.
- NPI
- 1194782243NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274666326
- NPI enumeration date
- May 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 643-1999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John M. Huffman Jr. practices at Annapolis Surgery Pavilion, LLC. in Annapolis, Maryland
Dr. Huffman's primary practice is Annapolis Surgery Pavilion, LLC., at 166 Defense Hwy, Annapolis, MD 21401 in Anne Arundel County. The practice phone is (410) 643-1999.
- Annapolis Surgery Pavilion, LLC.166 Defense Hwy, Annapolis, MD 21401 · Anne Arundel CountyPhone(410) 643-1999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John M. Huffman Jr. is affiliated with 4 sites of care and 4 medical groups
Dr. Huffman's primary practice is Annapolis Surgery Pavilion, LLC. in Annapolis, Maryland. The medical group on file is All Star Pain Management & Regenerative Medicine. Dmand AI also links Dr. Huffman to 3 more group practices and clinics and 3 medical groups, each 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. John M. Huffman Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Huffman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Annapolis Surgery Pavilion, LLC. | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John M. Huffman Jr. is one of 965 anesthesiologists in Maryland
Anesthesiology is Dr. Huffman's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Huffman is board certified in advanced cardiac life support by the Advanced Medical Cerification. Dmand AI has Dr. Huffman's licenses on file in 3 states: Virginia, Maryland and District of Columbia.
Specialties and state licenses
- Anesthesiology, VirginiaPrimary
- Interventional pain medicine, Maryland
- District of Columbia license
Clinical focus
Dmand AI lists back pain injection, lower back pain, muscle pain, fibromyalgia, and limb pain, spinal stenosis and thoracic spine disorders among the conditions Dr. Huffman treats.
Anesthesiologists near Dr. Huffman
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. John M. Huffman Jr. billed Medicare for 3,346 services in 2024
CMS data shows 3,346 Medicare services from Dr. Huffman across 17 procedure codes in 2024, for 219 Medicare patients. Medicare paid $139,269 for them. Every service was in an office.
Dr. Huffman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 3262024: 2,081538%
- Office and hospital visits
- 2023: 5402024: 74338%
- Surgery
- 2023: 3592024: 42218%
- Other services
- 2023: 02024: 55
- Tests and treatments
- 2023: 882024: 3363%
- Imaging
- 2023: 02024: 12
Dr. Huffman compared with the Maryland median for anesthesiologists, 2024
- Dr. Huffman
- Maryland median
- Medicare services
- 3,346vs 10133.1 times
- Medicare patients
- 219vs 17624% above
- Part D claims
- 1,132vs 2939.0 times
Medians across 918 anesthesiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Huffman'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. Huffman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Huffman and other anesthesiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John M. Huffman Jr. treated 219 Medicare patients in 2024, average age 74
CMS counts 219 Medicare patients who saw Dr. Huffman in 2024. The largest group is 75 to 84, with 91 patients. 75% of them have arthritis, and 75% have high cholesterol. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Huffman's median patient age at 65, with 61% women.
Dr. Huffman's Medicare patients by age, 2024
Dr. Huffman's Medicare patients by sex, 2024
- Women13260%
- Men8740%
Chronic conditions among Dr. Huffman's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure74%
- Alcohol and drug use disorders45%
- Anxiety32%
- Mood disorders32%
- Depression30%
- Diabetes30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Huffman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John M. Huffman Jr. wrote 1,244 Medicare Part D claims in 2024
In 2024, Dr. Huffman wrote 1,244 Medicare Part D claims for 113 patients. 90% of them were for generic drugs. CMS names the drug for 1,132 of them, across 30 drugs with 11 or more claims each, at $82,070 in total drug cost. In 2023, CMS named 832 claims across 25 drugs.
Dr. Huffman's Part D claims by kind of drug, 2024
- Generic1,116 claims90%
- Brand-name128 claims10%
Dr. Huffman'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. Huffman's Part D claims, 2024
- Opioids62%776 of 1,244 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: 8322024: 1,13236%
Drugs named by CMS: 30 in 2024, 25 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. John M. Huffman Jr. takes part in Medicare
Dr. Huffman 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. John M. Huffman Jr. has 1 publication on record
Dmand AI links 1 paper to Dr. Huffman in 2016. Dr. Huffman's most frequent co-authors are Eric J. Grigsby, MD, Peter Konrad, MD, PhD and Robert James Plunkett, MD.
Dr. Huffman's most frequent co-authors
- Eric J. Grigsby, MD1 shared paper
- Peter Konrad, MD, PhD1 shared paper
- Robert James Plunkett, MD1 shared paper
Recent publications by Dr. Huffman
See who Dr. Huffman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Huffman works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John M. Huffman Jr. has worked on 2 clinical trials
Dmand AI links Dr. Huffman to 2 clinical trials. Conditions studied include Essential Tremor and Dystonia. MedtronicNeuro sponsors the most, 2.
Conditions in Dr. Huffman's trials
- Essential Tremor
- Dystonia
Investigators on the most trials with Dr. Huffman
Recent clinical trials with Dr. Huffman
RECHARGE Sub-Study to the Implantable Systems Performance Registry (ISPR) (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. John M. Huffman Jr. received $114,619 in industry payments from 2016 to 2025
CMS Open Payments shows 524 general payments to Dr. Huffman from 33 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 82% of the total. Medtronic USA, Inc. paid the most, $98,346. It also lists 40 research payments totaling $627,466 from 2016 to 2020.
General payments to Dr. Huffman by program year, 2016 to 2025
General payments to Dr. Huffman by kind, 2016 to 2025
- Speaker and faculty fees$93,41782%
- Food and beverage$16,26014%
- Consulting fees$4,5654%
- Travel and lodging$3770%
Companies that paid Dr. Huffman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John M. Huffman Jr. has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Huffman.
Awards and honors for Dr. Huffman
- Undated
- Checkbook Top Doc
- Super Doc
- Washingtonian Top Doctors
Source: Dmand AI Professional Profile Data
Dr. John M. Huffman Jr. graduated from Wake Forest School of Medicine
Dr. Huffman graduated from Wake Forest School of Medicine in 1989. Dr. Huffman is a member of ASA.
- Medical school
- Board certified in advanced cardiac life support
- Board certified in anesthesiology
- Board certified in pain medicine
Source: Dmand AI Professional Profile Data
Dr. John M. Huffman Jr. accepts plans from 9 insurance carriers
Dr. Huffman is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CareFirst BlueCross BlueShield
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Huffman accepts, by number of carriers
- Medicare6
- PPO5
- POS3
- EPO2
- HMO2
Source: Dmand AI Insurance Network Data
Sources for Dr. John M. Huffman Jr.'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. John M. Huffman Jr.
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. John M. Huffman Jr.'s NPI number?
Dr. John M. Huffman Jr.'s NPI number is 1194782243. It was assigned on May 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John M. Huffman Jr.?
Dr. John M. Huffman Jr. is an anesthesiologist in Annapolis, Maryland. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John M. Huffman Jr. practice?
Dr. Huffman practices at 166 Defense Hwy, Annapolis, MD 21401. Dr. Huffman's primary practice is Annapolis Surgery Pavilion, LLC. in Annapolis, Maryland. Dmand AI also links Dr. Huffman to 3 group practices and clinics and 3 medical groups.
What is Dr. John M. Huffman Jr.'s office phone number?
The practice phone on file for Dr. Huffman is (410) 643-1999.
What is Dr. John M. Huffman Jr.'s medical license number?
Dr. Huffman holds Virginia license 0101268577, one of the licenses on file in 3 states.
Which states has Dr. John M. Huffman Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Huffman in Virginia (2020 to 2026), Maryland (1997 to 2026) and District of Columbia (1993 to 2024).
What medical group is Dr. John M. Huffman Jr. part of?
Dr. Huffman is linked to All Star Pain Management & Regenerative Medicine. Dmand AI links Dr. Huffman to 3 more medical groups.
Does Dr. John M. Huffman Jr. accept Medicare?
Yes. CMS data shows Dr. Huffman billed Medicare for 3,346 services in 2024, and Dr. Huffman accepts Medicare assignment.
How many Medicare patients does Dr. John M. Huffman Jr. see?
CMS counts 219 Medicare patients who saw Dr. Huffman in 2024, with an average age of 74.
Is Dr. John M. Huffman Jr. board certified?
Yes. Dr. Huffman is board certified in advanced cardiac life support by the Advanced Medical Cerification.
Show 8 more questionsShow fewer questions
What services does Dr. John M. Huffman Jr. bill to Medicare?
In 2024, Dr. Huffman's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99214) and surgery: brain, spine and nerves (62370).
Where did Dr. John M. Huffman Jr. go to medical school?
Dr. Huffman graduated from Wake Forest School of Medicine in 1989.
What drugs does Dr. John M. Huffman Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Huffman's most prescribed drugs by claims were Oxycodone HCl, Hydromorphone HCl and Gabapentin.
Has Dr. John M. Huffman Jr. received payments from drug or device companies?
CMS Open Payments shows $114,619 in general payments to Dr. Huffman from 33 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.
How long has Dr. John M. Huffman Jr. been practicing?
Dr. Huffman graduated from medical school in 1989, 37 years ago.
Does Dr. John M. Huffman Jr. do research?
Dmand AI links 1 publication to Dr. Huffman. Dr. Huffman has worked on 2 clinical trials.
Who does Dr. John M. Huffman Jr. publish with?
Dr. Huffman's most frequent co-authors are Eric J. Grigsby, MD (1 shared paper), Peter Konrad, MD, PhD (1 shared paper) and Robert James Plunkett, MD (1 shared paper).
What insurance does Dr. John M. Huffman Jr. accept?
Dr. Huffman is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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